12061-16-4

• 常用中文名：氧化铒
• 常用英文名：oxo(oxoerbiooxy)erbium
• CAS号：12061-16-4
• 分子式：Er₂O₃
• 分子量：382.516
• 相关类别： 无机化工 无机盐 稀土金属、钇或钪的氧化物
• 发布时间：2018-03-01 08:00:00
• 更新时间：2024-01-07 17:19:52
• 主要用作钇铁柘榴石添加剂和核反应堆控制材料，也用于制造特种发光玻璃和吸收红外线的玻璃，还用作玻璃着色剂。

名称

• 中文名: 氧化铒
• 英文名: Erbium oxide
• 英文别名: Dierbium trioxide; Erbium(III) oxide; oxo(oxoerbiooxy)erbium; EINECS 235-045-7; MFCD00010991

物化性质

• 密度: 8.64
• 沸点: 3000ºC
• 熔点: 2400ºC
• 分子式: Er₂O₃
• 分子量: 382.516
• 精确质量: 379.845337
• PSA: 43.37000
• 外观性状: 粉红色粉末
• 储存条件:

  应贮存于通风、干燥的库房中。

• 稳定性:

  常温常压下稳定

  避免酸 水分/潮湿.不溶于水，溶于酸。难溶于水(128×10-5mol/L)。能溶于无机酸(HF和H3PO4除外)生成相应的盐。在空气中吸收CO2和H2O生成碱式碳酸盐。
• 水溶解性: insoluble
• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:0

  3.氢键受体数量:3

  4.可旋转化学键数量:0

  5.互变异构体数量:无

  6.拓扑分子极性表面积43.4

  7.重原子数量:5

  8.表面电荷:0

  9.复杂度:34.2

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:1

• 更多:

  1. 性状：淡红色粉末，颜色随纯度变化而略有变化。

  2. 密度（g/mL,25℃）：8.64

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：1522

  5. 沸点（ºC,常压）：2355

  6. 沸点（ºC，1mmHg）：未确定

  7. 折射率：未确定

  8. 闪点（ºC）：未确定

  9. 比旋光度（º）：未确定

  10. 自燃点或引燃温度（ºC）：未确定

  11. 蒸气压（20ºC）：未确定

  12. 饱和蒸气压（kPa,60ºC）：未确定

  13. 燃烧热（KJ/mol）：未确定

  14. 临界温度（ºC）：未确定

  15. 临界压力（KPa）：未确定

  16. 油水（辛醇/水）分配系数的对数值：未确定

  17. 爆炸上限（%,V/V）：未确定

  18. 爆炸下限（%,V/V）：未确定

  19. 溶解性：不溶于水，溶于酸

MSDS

Name: Erbium Oxide 99.99+% Material Safety Data Sheet Synonym: Dierbium Trioxide; Erbia; Erbium (III) Oxide; ErBIUM (3+) Oxide; Erbium Sesquioxid CAS: 12061-16-4 Section 1 - Chemical Product MSDS Name:Erbium Oxide 99.99+% Material Safety Data Sheet Synonym:Dierbium Trioxide; Erbia; Erbium (III) Oxide; ErBIUM (3+) Oxide; Erbium Sesquioxid Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 12061-16-4 Erbium Oxide 99.99 235-045-7 Hazard Symbols: None Listed. Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW The toxicological properties of this material have not been fully investigated.Hygroscopic (absorbs moisture from the air).Air sensitive. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. Ingestion: May cause digestive tract disturbances. The toxicological properties of this substance have not been fully investigated. Inhalation: May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. Chronic: No information found. Section 4 - FIRST AID MEASURES Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse. Ingestion: Do not induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately. Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. Notes to Physician: Section 5 - FIRE FIGHTING MEASURES General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing Media: Use agent most appropriate to extinguish fire. Use water spray, dry chemical, carbon dioxide, or appropriate foam. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation. Place under an inert atmosphere. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Handle under an inert atmosphere. Store protected from air. Storage: Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Do not expose to air. Store protected from moisture. Store under an inert atmosphere. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 12061-16-4: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Powder Color: pink Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: Not available. Autoignition Temperature: Not applicable. Flash Point: Not applicable. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Insoluble. Specific Gravity/Density: 8.6400 g/cm3 Molecular Formula: Er2O3 Molecular Weight: 382.5182 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: Incompatible materials, dust generation, moisture, exposure to air, exposure to moist air or water. Incompatibilities with Other Materials: Strong oxidizing agents, carbon dioxide, moisture, air. Hazardous Decomposition Products: Irritating and toxic fumes and gases. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 12061-16-4: KD9250000 LD50/LC50: CAS# 12061-16-4: Draize test, rabbit, eye: 100 mg Mild; Oral, rat: LD50 = >5 gm/kg. Carcinogenicity: Erbium Oxide - Not listed by ACGIH, IARC, or NTP. Other: See actual entry in RTECS for complete information. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Dispose of in a manner consistent with federal, state, and local regulations. Section 14 - TRANSPORT INFORMATION IATA Not regulated as a hazardous material. IMO Not regulated as a hazardous material. RID/ADR Not regulated as a hazardous material. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: Not available. Risk Phrases: Safety Phrases: S 24/25 Avoid contact with skin and eyes. S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 28A After contact with skin, wash immediately with plenty of water. S 36 Wear suitable protective clothing. S 37 Wear suitable gloves. S 45 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). WGK (Water Danger/Protection) CAS# 12061-16-4: No information available. Canada CAS# 12061-16-4 is listed on Canada's DSL List. CAS# 12061-16-4 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 12061-16-4 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

毒理学数据: 1.急性毒性：大鼠口服LD50：>5gm/kg 2.皮肤眼睛刺激数据：兔子眼睛标准刺激测试：100mgREACTION SEVERITY : Mild 主要的刺激性影响：在皮肤上面：刺激皮肤和粘膜；在眼睛上面：刺激的影响；致敏作用：没有已知的敏化现象 生态学数据: 通常对水是不危害的，若无政府许可，勿将材料排入周围环境 CHEMICAL IDENTIFICATION RTECS NUMBER : KD9250000 CHEMICAL NAME : Erbium trioxide CAS REGISTRY NUMBER : 12061-16-4 LAST UPDATED : 199701 DATA ITEMS CITED : 3 MOLECULAR FORMULA : Er2-O3 MOLECULAR WEIGHT : 382.52 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration into the eye SPECIES OBSERVED : Rodent - rabbit REFERENCE : ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,619,1993 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >5 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,619,1993

安全

• 个人防护装备: Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)
• 危害码 (欧洲): Xi: Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S24/25
• 危险品运输编码: NONH for all modes of transport
• WGK德国: 2
• RTECS号: KD9250000
• 海关编码: 2846901920

制备

1.灼烧法将硝酸铒或硫酸铒溶液，用氢氧化物沉淀生成氢氧化铒或其碱性盐，经分离、灼烧，制得氧化铒。

二氧化钍的制备方法是使钍在氧气中燃烧，或氢氧化钍灼烧。

2.溶剂萃取法。在2-乙基己基膦酸单2-乙基己基酯(P507)-煤油-RECl3-HCl体系提铒工艺流程如图所示。原料为氯化稀土分组后的重稀土，其组成(%)为Eu＜0.3,Gd 8.8,Tb 3.0,Dy约5.0,Ho 2.3,Er 14.3,Y约10,Tm 1.5,Yb 6.73,Lu 1.37,配制成1mol/L RECl3,pH值2.0的料液。

图萃取法制备氧化铒工艺流程

海关

海关编码	2846901920