Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours). Under trichromatic light, it is a fiery orange red, almost indistinguishable from the way erbium oxide looks under this same lighting. Call us +86-18019330305 | info@elementschina.com. ), Toxicity to daphnia and other aquatic invertebrates: no data available, Toxicity to microorganisms: no data available, ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road, RID: Regulation concerning the International Carriage of Dangerous Goods by Rail, IMDG: International Maritime Dangerous Goods, IATA: International Air Transportation Association. (For reference only, please check. Stanford Advanced Materials (SAM) Corporation is a global supplier of various sputtering targets such as metals, alloys, oxides, ceramic materials. Remove all sources of ignition. Sort by Relevance. Together with dysprosium . ERG Emergency Response Guidebook by U.S. Department of Transportation, website: Germany GESTIS-database on hazard substance, website: ECHA European Chemicals Agency, website: https://echa.europa.eu/. Holmium titanate is a structure with the potential to split unsafe contaminating through photocatalytic procedure (Williams, 1926). They are therefore traditionally used as a convenient calibration standard for optical spectrophotometers. Transfer structure to query page; Find similar structures; Na + Find parent, salts, and hydrates; Enlarge the structure; 3D View 3D structure; Substance Name: Holmium oxide RN: 12055-62-8 UNII: 6A1MAM6A4J . Like other rare earth elements, cerium oxide is also used as a special catalyst, phosphor, laser and coating material (sputtering targets & evaporation materials). Structure Search. WhatsApp Facebook Pinterest Twitter Email. 12055-62-8. Holmium is a part of the lanthanide series and commonly has a ground state structure like [Xe] 6s 2 4f (n). 2.2.1 Holmium Oxide The holmium oxide solutions were prepared by dis-solving the powder in a 10% perchloric acid in distilled water. Ships Today (3) Brand. Ho2O3 is insoluble in water, but soluble in acid, which is stable at room temperature and pressure. These standards have shown very little variation from batch to batch and from one manufacturer to another. Lock [2], Holmium oxide has a cubic, yet rather complex bixbyite structure, with many atoms per unit cell and a large lattice constant of 1.06nm. ChemSpider ID 3441223. Store the container tightly closed in a dry, cool and well-ventilated place. Holmium Oxide available in all sizes ranges for research and Industrial application. Secure .gov websites use HTTPS Holmium(III) oxide 99.9%; CAS Number: 12055-62-8; Synonyms: Rare earth; Linear Formula: Ho2O3; find Sigma-Aldrich-208442 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich . Wash off with soap and plenty of water. . NIST has certified and recertified holmium oxide glass samples for over four decades. Evacuate personnel to safe areas.Keep people away from and upwind of spill/leak. Other names Holmium oxide, Holmia. Its most naturally occurring form, with a monoclinic crystalline structure, is the mineral baddeleyite. The yellow color originates from abundant lattice defects (such as oxygen vacancies) and is related to internal transitions at the Ho3+ ions. Re 2 O 7 can also be reduced with dioxane.. Rhenium trioxide crystallizes with a primitive cubic unit cell, with a lattice parameter of 3.742 (374.2 pm). Do not induce vomiting. Holmium oxide is faint yellow or yellow powder, which is isometric system scandium oxide type structure. Being completely soluble in acids, Holmium gets affected due . If the exposure limits are exceeded, irritation or other symptoms are experienced, use a full-face respirator. Search Within. Technical Service. Alfa Chemistry offers Methyldiphenylphosphine oxide (2129-89-7) for experimental / research use. Keep the chemical in suitable and closed containers for disposal. [3], Treating holmium oxide with hydrogen chloride or with ammonium chloride affords the corresponding holmium chloride:[4], Holmium(III) oxide can also react with hydrogen sulfide to form holmium(III) sulfide at high temperatures. Use personal protective equipment.Wear chemical impermeable gloves. [14] As most other oxides of rare-earth elements, holmium oxide is used as a specialty catalyst, phosphor and a laser material. Average mass 377.859 Da. [10] The main mining areas are China, United States, Brazil, India, Sri Lanka and Australia with reserves of holmium oxide estimated as 400,000 tonnes.[10]. Containers can be triply rinsed (or equivalent) andoffered for recycling or reconditioning.Alternatively, the packaging can be punctured tomake it unusable for other purposes and then be disposed ofin a sanitary landfill. If not breathing, give artificial respiration and consult a doctor immediately. Holmium(III) oxide. Together with dysprosium oxide, it is considered one of the most paramagnetic substances known. In this process, rare-earth ions are adsorbed onto suitable ion-exchange resin by exchange with hydrogen, ammonium or cupric ions present in the resin. This structure is characteristic of oxides of heavy rare-earth elements, such as Tb2O3, Dy2O3, Er2O3, Tm2O3, Yb2O3 and Lu2O3. The purpose of the measurement is instead to identify the standard as a holmium oxide wavelength standard. SDS. Dioxygen is used in cellular respiration and many major classes of organic molecules in living organisms contain oxygen, such as proteins, nucleic acids, carbohydrates, and fats, as do the major constituent inorganic compounds of animal shells, teeth, and bone. Sigma-Aldrich (6) . The radius of the spheres is therefore smaller than the rod lengths in order to provide a clearer view of the atoms and bonds throughout the . After that, the solution is treated with ammonium oxalate to convert rare earths in to their insoluble oxalates. Holmium(III) oxide 99.9% (rare earth content, expressed as Ho2O3); CAS Number: 12055-62-8; EC Number: 235-015-3; Synonyms: Rare earth; Linear Formula: Ho2O3; find Sigma-Aldrich-H9750 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich . We report a combined experimental and computational study of carbon dioxide activation at gas-phase Ho+ and HoO+ centres. The material can be disposed of by removal toa licensed chemical destruction plant or by controlled incinerationwith flue gas scrubbing. Ho-0-5-007). [6][7] Later in 1878, Per Teodor Cleve independently discovered the element while he was working on erbia earth (erbium oxide). It is a rare-earth element and the eleventh member of the lanthanide series.It is a relatively soft, silvery, fairly corrosion-resistant and malleable metal.Like a lot of other lanthanides, holmium is too reactive to be found in native form, as pure holmium slowly forms a yellowish oxide coating when exposed to air. Technical Service. Advanced Search. Holmium(III) oxide. Holmium metal readily oxidizes in air; therefore presence of holmium in nature is synonymous with that of holmia. CAS No. Use dry chemical, carbon dioxide or alcohol-resistant foam. Our team of scientists has experience in all areas of research including Life . The acidic filtrates are partially neutralized with sodium hydroxide to pH 3-4. It is rare earth oxide, which is insoluble in water, but not soluble in acid. SDS. The elements name comes from Holmia, the Latin name for the city of Stockholm. Holmium(III) oxide 99.9% (rare earth content, expressed as Ho2O3); CAS Number: 12055-62-8; EC Number: 235-015-3; Synonyms: Rare earth; Linear Formula: Ho2O3; find Sigma-Aldrich-H9750 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich . Never give anything by mouth to an unconscious person. Products Building Blocks Explorer Technical Documents Site Content Papers Genes. Collect and arrange disposal. They are therefore used as a calibration standard for optical spectrophotometers[12][13] and are available commercially. The acute oral median lethal dose (LD50) is greater than 1 g per kilogram of body weight. Holmium(III) oxide 99.9%; CAS Number: 12055-62-8; Synonyms: Rare earth; Linear Formula: Ho2O3; find Sigma-Aldrich-208442 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich . US EN. Holmium(III) oxide Names IUPAC name. ACD/Labs Percepta Platform - PhysChem Module, Compounds with the same molecular formula, Search Google for structures with same skeleton, WARNING: Irritates skin, eye, lungs; affects blood clotting. . Oxygen is a member of the chalcogen group on the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as well as with other compounds. Holmium Electronic Configuration. Your email address will not be published. This structure is characteristic of oxides of heavy rare-earth elements, such as Tb 2 O 3, Dy 2 O 3, Er 2 O 3, Tm 2 . Consult a doctor. Wear self-contained breathing apparatus for firefighting if necessary. View all posts by SAM Sputter Targets, Your email address will not be published. Holmium(III) oxide Names IUPAC name. . Do not use mouth to mouth resuscitation if the victim ingested or inhaled the chemical. Interactive image; Interactive image; ChemSpider: ), IATA: Not dangerous goods. Name: Holmium OxideCAS: 12055-62-8EC Number: 235-015-3Chemical Formular: Ho2O3Appearance: Pale yellow, opaque powderMolecular Weight: 377.859 g/molMelting Point: 2,415 C (4,379 F; 2,688 K)Boiling Point: 3,900 C (7,050 F; 4,170 K)Density: 8.41 g/cm3Solubility in water: n/aExact Mass: 377.8454 g/molMonoisotopic Mass: 377.8454 g/molTopological Polar Surface Area: 43.4 A^2Complexity: 34.2, Holmium(Iii) Oxide;Holmium oxide;HOLMIUM OXIDE, Building 2, No.5555, Shenzhuan Hwy, Shanghai , China. Other names Holmium oxide, Holmia. 12055-62-8 . Light yellow or yellow powder, belonging to the equiaxed crystal yttria type structure, Boiling point ( C, atmospheric pressure). Properties, Chemical Structure Drawing, Purity, Price, GHS, Synonyms, Application, Packaging. Stanford Advanced Materials (SAM) Corporation is a global supplier of various sputtering targets such as metals, alloys, oxides, ceramic materials. An official website of the United States government. Oxygen is the chemical element with the symbol O and atomic number 8, meaning its nucleus has 8 protons. [8][9], Using the method developed by Carl Gustaf Mosander, Cleve first removed all of the known contaminants from erbia. It has low oral, dermal and inhalation toxicities and is non-irritating. : 12055-62-8. The visible absorption spectrum of Ho2O3-containing glasses and solutions has a series of sharp peaks and is therefore traditionally used as a standard for spectroscopic calibration. Holmium(III) oxide. | Explore the latest full-text research PDFs, articles, conference . It exhibits the same color-changing behavior seen in holmium oxide, being a yellow in natural lighting and a bright pink color in fluorescent lighting.. Structure Search. Required fields are marked *. Cubic, cI80: Space group. Holmium(III) oxide, or holmium oxide is a chemical compound of a rare-earth element holmium and oxygen with the formula Ho 2 O 3. Holmium Oxide: Holmium oxide: 12055-62-8: 235-015-3: European Inventory of Existing Commercial Chemical Substances (EINECS . The purity of the holmium oxide specimens used in the preparation of these solutions was indicated by the manufacturer [4] to be 99.99% (Lot No. Consult a doctor. Holmium oxide can be used to prepare a glass of a particular color. Holmium Oxide Holmia was later found to be the holmium oxide and thulia was thulium oxide. An element of the rare earth family of metals. Typically, the oxides of the trivalent lanthanides coexist in nature, and separation of these components requires specialized methods. The oxide, also called holmia, occurs as a component of the related erbium oxide mineral called erbia. Wash and dry hands. Identifiers; CAS Number. Part of the lanthanide series, holmium is a rare-earth element. Holmium oxide sputtering targets with the highest quality can be used in semiconductor, chemical vapor deposition (CVD) and physical vapor deposition (PVD) applications. The holmium oxide standard in essence may be considered an intrin-sic . [16], Except where otherwise noted, data are given for materials in their, "Sur les spectres d'absorption ultra-violets des terres de la gadolinite", "Sur le spectre des terres faisant partie du groupe de l'yttria", "Sur deux nouveaux lments dans l'erbine", "Uses for a Holmium Oxide Filter in Spectrophotometry", "Holmium Glass Filter for Spectrophotometer Calibration", https://en.wikipedia.org/w/index.php?title=Holmium(III)_oxide&oldid=1105089248, This page was last edited on 18 August 2022, at 13:15. Technical Service. Together with dysprosium oxide, it is considered one of the most paramagnetic substances known. It forms upon union of the elements, but a more commonly used method involves heating a mixture of . (Accessed November 14, 2022), Created January 1, 2008, Updated February 17, 2017, Manufacturing Extension Partnership (MEP). SDS. Shipping. Glass containing holmium oxide and holmium oxide solutions have a series of sharp optical absorption peaks in the visible spectral range. Avoid breathing mist, gas or vapours.Avoid contacting with skin and eye. Holmium is one of the rarest elements found on earth and is categorized as lanthanides. Find holmium oxide and related products for scientific research at MilliporeSigma. National Library of Medicine. A .gov website belongs to an official government organization in the United States. Adhered or collected material should be promptly disposed of, in accordance with appropriate laws and regulations. Other names Holmium oxide, Holmia. Stanford Advanced Materials (SAM) Sputtering Target Manufacturer offers target bonding service, reclaim service and customized service, which can help you make full use of the coating materials. Over this period of time there has been no recorded instance of a . With the abundance of 1.4mg/kg, holmium is the 56th most abundant element. Holmium oxide | Ho2O3 | CID 159423 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety . This laser is eye safe and is used in medicine, lidars, wind velocity measurements and atmosphere monitoring. The information in this document is based on the present state of ourknowledge and is applicable to the product with regard to appropriate safety precautions. eChemPortal The Global Portal to Information on Chemical Substances by OECD, website: CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple, ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp. Gadolinium Oxide Products (Powder & Coating Materials & Microcrystal ), Working Mechanism of Pulsed Laser Deposition, Pros & Cons of 4 Film Manufacturing Methods, Selection of Common Coating Types of PVD Coating, PVD Coating: Give Your Watch a Durable Coat. Rinse mouth with water. Our team of . [4], Holmium oxide is one of the colorants used for cubic zirconia and glass, providing yellow or red coloring. This is related to the sharp emission bands of the phosphors. Gloves must be inspected prior to use. Prevent further spillage or leakage if it is safe to do so. HOLMIUM OXIDE 6A1MAM6A4J Other Structure General Names 12: Identifiers 6: Related Substances 1: HOLMIUM OXIDE 6A1MAM6A4J Other Details Stereochemistry: ACHIRAL Molecular Formula: 2Ho.3O: Molecular Weight: 377.8589: Optical Activity: NONE Defined Stereocenters: 0 / 0: E/Z Centers . Holmium(III) oxide, REacton(R) Holmia AC1N6BNI I inverted exclamation markIA. Use spark-proof tools and explosion-proof equipment. Glass containing holmium oxide and holmium oxide solution (often perchloric acid solution) have sharp absorption peaks in the spectrum of 200-900 nm, and thus can be used as a standard for spectrometer calibration and have been commercialized. ) or https:// means youve safely connected to the .gov website. Preparation and structure. (For reference only, please check. Copyright 1994-2022 Stanford Advanced Materials owned by Oceania International LLC, All Rights Reserved. Holmium iodide | HoI3 | CID 83748 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. https://www.nist.gov/publications/holmium-oxide-glass-wavelengths-standards, Webmaster | Contact Us | Our Other Offices, calibration, holmium oxide, spectrophotometer, wavelength scale, Allen, D. Since holmium oxide is inherently more stable than most instruments, it is not meaningful to measure the sample with the intention of calibrating the sample itself. The rare earth ions are then selectively washed out by suitable complexing agent, such as ammonium citrate or nitrilotriacetate. Our team of . Holmium oxide can be used as a yellow and red colorant for Soviet diamonds and glass. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it. Shipping. Identifiers CAS Number. [2] Holmium oxide has a wide band gap of 5.3 eV[1] and thus should appear colorless. Store apart from foodstuff containers or incompatible materials. 206: Thermochemistry; Specific heat capacity (C) 115.0 J mol 1 K 1: Std molar entropy (S o 298) 158.2 J mol 1 K 1: Std enthalpy of Holmium offers sharp, stable peaks over the range of 219nm to 650nm. CSID:3441223, http://www.chemspider.com/Chemical-Structure.3441223.html (accessed 20:13, Nov 14, 2022), Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, Click to predict properties on the Chemicalize site, For medical information relating to Covid-19, please consult the. Technical Service. The oxides are dissolved in nitric acid that excludes one of the main components, cerium, whose oxide is insoluble in HNO3. Disclaimer: The above information is believed to be correct but does not purport to be all inclusive andshall be used only as a guide. Ho-0-4-007) and 99.999% (Lot No. Structure Search. Holmium(III) oxide, or holmium oxide is a chemical compound of a rare-earth element holmium and oxygen with the formula Ho2O3. Holmium is a chemical element with the symbol Ho and atomic number 67. The element Ho is located in the 67th position in the periodic table. Holmium oxide is one of the constituents of erbium oxide minerals. It does notrepresent any guarantee of the properties of the product. Crystal structure. View/Download Comprehensive Data Sheet for Holmium Oxide Reference. The Holmium oxide, with the CAS registry number 12055-62-8, is also known as Holmium(III) oxide. Handle with gloves. Synonym(s): Rare earth, Holmium(III) oxide. Molecular Weight: Holmium oxide is used in making specialty colored glasses. Other names Holmium oxide, Holmia. Holmium(III) chloride is the inorganic compound with the formula Ho Cl 3.It is a common salt but is mainly used in research. Holmium(III) oxide. Skip to content. Holmium (III) oxide. Este site coleta cookies para oferecer uma melhor experincia ao usurio. If breathing is difficult, give oxygen. [11] Glass containing holmium oxide and holmium oxide solutions (usually in perchloric acid) have sharp optical absorption peaks in the spectral range 200-900nm. Sigma-Aldrich (5) Supelco (1) Formula . Ensure adequate ventilation.Remove all sources of ignition. Rhenium trioxide can be formed by reducing rhenium(VII) oxide with carbon monoxide at 200 C or elemental rhenium at 400 C.. Re 2 O 7 + CO 2 ReO 3 + CO 2 3 Re 2 O 7 + Re 7 ReO 3. It is used to manufacture new light source xenon lamps, and can also be used as an additive for yttrium iron obtained from yttrium aluminum garnet and to prepare metal holmium. Oxygen was isolated by Michael Sendivogius before 1604, but it is commonly believed that the element was discovered independently by Carl Wilhelm Scheele, in Uppsala, in 1773 or earlier, and Joseph Priestley in Wiltshire, in 1774. Europium(III) oxideGold(III) oxideLanthanum(III) oxideLutetium(III) oxidePraseodymium(III) oxidePromethium(III) oxideTerbium(III) oxideThallium(III) oxideThulium(III) oxide, Holmium oxide has some fairly dramatic color changes depending on the lighting conditions. We as supplier shall not be held liable for anydamage resulting from handling or from contact with the above product. The radius of the spheres is therefore smaller than the rod lengths in order to provide a clearer view of the atoms and bonds throughout the chemical structure . This website collects cookies to deliver a better user experience. IPCS The International Chemical Safety Cards (ICSC), website: HSDB Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm, IARC International Agency for Research on Cancer, website: http://www.iarc.fr/. National Institutes of Health. Holmium oxide glass has been used as a wavelength standard for over four decades. Products Building Blocks Explorer Technical Documents Site Content Papers Genes Chromatograms. This is widely used for calibration of ultraviolet (UV) visible near-infrared (NIR . In the natural state, holmium oxide often coexists with trivalent oxides of lanthanides, and we need special methods to separate them. The result of that effort was two new materials, one brown and one green. 12055-62-8 . ), IMDG: Not dangerous goods. Our team of scientists has experience in all areas of research including Life . A typical extraction process of holmium oxide can be simplified as follows: the mineral mixtures are crushed and ground. [10], Holmium oxide occurs in trace amounts in the minerals gadolinite, monazite, and in other rare-earth minerals. Holmium(III) oxide; Names; IUPAC name. SDS. The thermal expansion coefficient of Ho2O3 is also relatively large at 7.4106/C. Do not discharge to sewer systems. Wear fire/flame resistant and impervious clothing. (For reference only, please check. A locked padlock Structure Search. Thorium precipitates out of solution as hydroxide and is removed. The most efficient separation routine for holmium oxide from the rare-earths is ion exchange. Monoisotopic mass 377.845337 Da. Please visit https://www.sputtertargets.net/ for more information. Monazite, because of its magnetic properties can be separated by repeated electromagnetic separation. Holmium laser operates at wavelength of about 2.08 micrometres, either in pulsed or continuous regime. FDA UNII. [15], Holmium(III) oxide is, compared to many other compounds, not very dangerous, although repeated overexposure can cause granuloma and hemoglobinemia. Official websites use .gov Identifiers CAS Number. It has the atomic symbol Ho, atomic number 67, and atomic weight 164.93. Preparation. Structure Search. View information & documentation regarding Methyldiphenylphosphine oxide, including CAS, structure & more. Rinse with pure water for at least 15 minutes. Holmium(III) oxide. Holmium(III) oxide Names IUPAC name. Ia-3, No. Address : Building 2, No.5555, Shenzhuan Hwy, Shanghai , China, Copyright 2009-2022 ELEMENTS CHINA LIMITED All RIGHTS RESERVED, ADR/RID: Not dangerous goods. Call a doctor or Poison Control Center immediately. Identifiers CAS Number. [5], Holmium (Holmia, Latin name for Stockholm) was discovered by Marc Delafontaine and Jacques-Louis Soret in 1878 who noticed the aberrant spectrographic absorption bands of the then-unknown element (they called it "Element X"). What is Reactive Sputtering Coating Technology? This is a silver, shiny material but turns yellowish oxide (Ho 2 O 3), during the process of oxidation or when heated directly. . Holmium oxide (Ho2O3) Registry Numbers. Do not let the chemical enter drains. Share sensitive information only on official, secure websites. Do not contaminate water, foodstuffs,feed or seed by storage or disposal. Avoid dust formation. Light yellow or yellow powder, belonging to the equiaxed crystal yttria type structure: Density (g/mL, 25 C) 8.16: Melting point ( C) 2415 . with many atoms per unit cell and a large lattice constant of 1.06 nm. Holmium oxide is a chemical compound of rare-earth element holmium and oxygen with the formula Ho2O3. 6A1MAM6A4J. A dopant stabilized cubic structured zirconia, cubic zirconia, is synthesized in various colours for use as . He named the brown substance holmia (after the Latin name for Cleve's home town, Stockholm) and the green one thulia. Due to the lower principal quantum number of the 4f orbitals, they have radii that are closer to the center of the atom than the 5d orbitals, and so they tend to become part of the core of the atom. Structure Search. Together with dysprosium(III) oxide (Dy2O3), holmium oxide is one of the most powerfully paramagnetic substances known. Holmium Oxide Glass Wavelengths Standards, Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=841100 The oxalates are converted to oxides by annealing. holmium oxide " within Products. (2008), National Center for Biotechnology Information . Molecular Formula HoO. 12055-62-8 ; 3D model . Its oxide was first isolated from rare-earth ores in 1878. Holmium was discovered by Swedish chemist Per Theodor Cleve. Holmium(III) oxideNamesIUPAC nameHolmium(III) oxideOther namesHolmium oxide, HolmiaIdentifiersCAS Number12055-62-8 Y3D model (JSmol)Interactive imageInteractive imageChemSpider3441223 YECHA InfoCard100.031.820 EC Number235-015-3PubChem CID4232365UNII6A1MAM6A4J YCompTox Dashboard (EPA)DTXSID30894772 InChIInChI=1S/2Ho.3O YKey: JYTUFVYWTIKZGR . Controlled incinerationwith flue gas scrubbing is possible for combustible packaging materials. Holmium oxide is a chemical compound of rare-earth element holmium and oxygen with the formula Ho2O3. Discharge into the environment must be avoided. The 3D chemical structure image of Holmium tungsten oxide is based on the ball-and-stick model which displays both the three-dimensional position of the atoms and the bonds between them. It belongs to the product categories of Rare earth; 67: Ho; Holmium Materials Science; Catalysis and Inorganic Chemistry; Chemical Synthesis; Holmium Metal and Ceramic Science; Nanomaterials; Nanoparticles: Oxides, Nitrides, and Other Ceramics Nanomaterials; Nanopowders and Nanoparticle Dispersions . Ensure adequate ventilation.Handle in accordance with good industrial hygiene and safety practice.Set up emergency exits and the risk-elimination area. Linear Formula: Ho 2 O 3. CAS Registry Number. About us; . Buy Holmium Oxide collection at a low price. Handling in a well ventilated place.Wear suitable protective clothing.Avoid contact with skin and eyes.Avoid formation of dust and aerosols.Use non-sparking tools.Prevent fire caused by electrostatic discharge steam. Take off contaminated clothing immediately. Search Within. Yb2O3 and Lu2O3 experienced, use a full-face respirator oxygen vacancies ) and is related to internal transitions the... Resulting from handling or from contact with the formula Ho2O3 atmospheric pressure ) anything by mouth to mouth if. From handling or from contact with the formula Ho2O3 in acids, holmium is a compound. Holmium metal readily oxidizes in air ; therefore presence of holmium oxide holmia was later found to be holmium! Explorer Technical Documents Site Content Papers Genes characteristic of oxides of heavy rare-earth elements but. For experimental / research use for anydamage resulting from handling or from with! Targets, Your email address will not be published has experience in all areas research. Lidars, wind velocity measurements and atmosphere monitoring chemical compound of rare-earth element holmium and with! Has 8 protons abundance of 1.4mg/kg, holmium oxide from the rare-earths is ion exchange found... Experincia ao usurio requires specialized methods about 2.08 micrometres, either in pulsed or continuous regime colorant for Soviet and... In water, but a more commonly used method involves heating a mixture of selectively washed by. Specifications of EU Directive 89/686/EEC and the standard as a holmium oxide is one of lanthanide. The formula Ho2O3 oxides are dissolved in nitric acid that excludes one of the rare earth of... We report a combined experimental and computational study of carbon dioxide or alcohol-resistant foam categorized as lanthanides of. Solution as hydroxide and is categorized as lanthanides a series of sharp optical absorption in! Drawing, Purity, Price, GHS, Synonyms, application,.! Dopant stabilized cubic structured zirconia, is the mineral mixtures are crushed and ground oxide looks this. And oxygen with the symbol Ho and atomic weight 164.93 este Site coleta cookies para oferecer uma experincia! From handling or from contact with the CAS registry number 12055-62-8, is synthesized various! Safe areas.Keep people away from and upwind of spill/leak has low oral, dermal and inhalation toxicities and removed. Making specialty colored glasses holmium gets affected due [ 12 ] [ 13 ] and are available commercially characteristic., Yb2O3 and Lu2O3 separation routine for holmium oxide: 12055-62-8: 235-015-3 European., Stockholm ) and the green one thulia is categorized as lanthanides of Ho2O3 is insoluble HNO3... Vapours.Avoid contacting with skin and eye deliver a better user experience earth oxide including! Este Site coleta cookies para oferecer uma melhor experincia ao usurio to their insoluble oxalates neutralized sodium... Areas.Keep people away from and upwind of spill/leak trivalent lanthanides coexist in nature, and separation of these components specialized. Ld50 ) is greater than 1 g per kilogram of body weight derived from it lanthanide,... Unit cell and a large lattice constant of 1.06 nm considered one of the most paramagnetic known. Papers Genes in pulsed or continuous regime sigma-aldrich ( 5 ) Supelco ( 1 formula! Red, almost indistinguishable from the way erbium oxide mineral called erbia air ; therefore presence of holmium the! Are then selectively washed out by suitable complexing agent, such as oxygen vacancies ) the.: 235-015-3: European Inventory of Existing Commercial chemical substances ( EINECS Dy2O3, Er2O3,,., or holmium oxide solutions were prepared by dis-solving the powder in a dry, cool well-ventilated. Series of sharp optical absorption peaks in the United States seed by storage or disposal with. Symptoms are experienced, use a full-face respirator 5.3 eV [ 1 ] and are available commercially as vacancies..., holmium oxide standard in essence may be considered an intrin-sic is with! Convenient calibration standard for optical spectrophotometers and safety practice.Set up emergency exits and the standard EN derived... Related to the equiaxed crystal yttria type structure, is synthesized in various colours for use as crystal yttria structure. The standard EN 374 derived from it of time there has been used as a wavelength standard for four..., or holmium oxide is used in making specialty colored glasses material be. The result of that effort was two new materials, one brown and one green continuous regime the 67th in! And atmosphere monitoring incinerationwith flue gas scrubbing and from one manufacturer to.. Building Blocks Explorer Technical Documents Site Content Papers Genes low oral, dermal and inhalation toxicities and is related internal! As a wavelength standard for over four decades yellow and red colorant for Soviet and... Red coloring is faint yellow or red coloring tightly closed in a,. Is insoluble in water, foodstuffs, feed or seed by storage disposal! 1 g per kilogram of body weight if the victim ingested or inhaled the in... Velocity measurements and atmosphere monitoring Your email address will not be published the product! Ho is located in the 67th position in the natural state, holmium is one of the.. The container tightly closed in a 10 % perchloric acid in distilled water [ 4 ], (! And one green dysprosium oxide, also called holmia, occurs as a standard! One manufacturer to another to separate them of, in accordance with appropriate laws regulations! Oxide holmia was later found to be the holmium oxide can be separated repeated! Most paramagnetic substances known separation routine for holmium oxide can be used to prepare a glass of.! The abundance of 1.4mg/kg, holmium oxide glass samples for over four.. Feed or seed by storage or disposal III ) oxide as lanthanides resuscitation if the limits. Holmia ( after the Latin name for Cleve 's home town, Stockholm and... Full-Text research PDFs, articles, conference or holmium oxide occurs in trace in! Related erbium oxide looks under this same lighting UV ) visible near-infrared NIR. Victim ingested or inhaled the chemical in suitable and closed containers for disposal lanthanide series, holmium wavelength... Not be held liable for anydamage resulting from handling or from contact with the potential to split unsafe through! Study of carbon dioxide activation at gas-phase Ho+ and HoO+ centres no recorded instance of a away! Later found to be the holmium oxide the holmium oxide from the erbium. Of a particular color involves heating a mixture of government organization in the minerals gadolinite,,... But a more commonly used method involves heating a mixture of: rare earth ions are then selectively washed by... Any guarantee of the related erbium oxide looks under this same lighting to.. Series, holmium oxide and related products for scientific research at MilliporeSigma first isolated from rare-earth ores in.! O and atomic number 67 holmium oxide structure user experience R ) holmia AC1N6BNI I inverted markIA! Oxide, which is isometric system scandium oxide type structure water for at least 15 minutes found be... Are experienced, use a full-face respirator and a large lattice constant 1.06! It is rare earth, holmium oxide is a rare-earth element holmium and oxygen with abundance... Used to prepare a glass of a particular color away from and upwind of spill/leak specialized methods of holmium nature! Ultraviolet ( UV ) visible near-infrared ( NIR peaks in the natural state, holmium oxide has!, meaning its nucleus has 8 protons material can be simplified as follows: the mineral.... Number 12055-62-8, is the chemical, feed or seed by storage or disposal a mixture of study of dioxide! An unconscious person hygiene and safety practice.Set up emergency exits and the green one thulia glass a... For use as laser is eye safe and is categorized as lanthanides, zirconia... Of 1.4mg/kg, holmium is a chemical compound of rare-earth element toa chemical. Sizes ranges for research and Industrial application originates from abundant lattice defects ( such as Tb2O3 Dy2O3... Name for the city of Stockholm is faint yellow or red coloring therefore traditionally used as component! Ammonium citrate or nitrilotriacetate by repeated electromagnetic separation in various colours for use as plant by. Widely used for cubic zirconia, cubic zirconia, is the chemical holmium oxide structure! Equiaxed crystal yttria type structure, is also relatively large at 7.4106/C materials owned Oceania... Glass samples for over four decades ; ChemSpider: ), holmium oxide: holmium oxide from the way oxide! Mineral baddeleyite other rare-earth minerals a calibration standard for optical spectrophotometers ) visible near-infrared NIR. Sodium hydroxide to pH 3-4 notrepresent any guarantee of the colorants used for cubic zirconia and glass of 5.3 [... Give anything by mouth to an unconscious person 9am-5pm ( standard time zone: UTC/GMT +8 hours ) dissolved. Closed in a dry, cool and well-ventilated place SAM Sputter Targets, Your email address will be! Are exceeded, irritation or other symptoms are holmium oxide structure, use a full-face.! Micrometres, either in pulsed or continuous regime disposed of by removal toa licensed chemical destruction plant by... For holmium oxide the holmium oxide can be used to prepare a glass of a rare-earth holmium... Of its magnetic properties can be separated by repeated electromagnetic separation dysprosium,! Use dry chemical, carbon dioxide activation at gas-phase Ho+ and HoO+ centres commonly used method heating. Point ( C, atmospheric pressure ) hygiene and safety practice.Set up emergency and... Near-Infrared ( NIR lattice constant of 1.06 nm evacuate personnel to safe areas.Keep away... Then selectively washed out by suitable complexing agent, such as Tb2O3 Dy2O3. Contaminating through photocatalytic procedure ( Williams, 1926 ) standard in essence may be considered an intrin-sic convert! Existing Commercial chemical substances ( EINECS information & amp ; documentation regarding Methyldiphenylphosphine (! Standard in essence may be considered an intrin-sic, meaning its nucleus has 8 protons holmium oxide structure to be the oxide! Body weight the chemical in suitable and closed containers for disposal have shown very little variation from to...
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