39373-27-8

• 常用中文名：五水合铑(III)
• 常用英文名：Rhodium(III) oxide pentahydrate
• CAS号：39373-27-8
• 分子式：H₁₀O₈Rh₂
• 分子量：343.88600
• 相关类别： 化学试剂 有机试剂 硫脲
• 发布时间：2018-04-17 08:00:00
• 更新时间：2024-04-04 15:07:26

• 特种合金

名称

• 中文名: 氧化铑(III)五水合物
• 英文名: Rhodium(III) oxide pentahydrate
• 中文别名: 氧化铑(III)五水; 五水三氧化二铑
• 英文别名: EINECS 234-846-9; MFCD00149843

物化性质

• 熔点: ~205 °C (dec.)
• 分子式: H₁₀O₈Rh₂
• 分子量: 343.88600
• 精确质量: 343.84900
• PSA: 89.52000
• 储存条件:

  密封、阴凉、干燥保存

• 稳定性:

  常规情况下不会分解，没有危险反应

• 更多:

  1. 性状：蓝灰色菱形结晶。

  2. 密度（g/mL,20 ºC）：8.20

  3. 相对蒸汽密度（g/mL,空气=1）： 未确定

  4. 熔点（ºC）：未确定

  5. 沸点（ºC）：未确定

  6. 沸点（ºC,16mm hg）：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（kPa,25ºC）：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、乙醇和氢氧化钾溶液。

MSDS

Section 1: Product Identification Chemical Name:Rhodium (III) oxide pentahydrate, 99% CAS Registry Number:39373-27-8 Formula:Rh2O3.5H2O EINECS Number:none Chemical Family:metal oxide Synonym:dirhodium trioxide, pentahydrate Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title Compound39373-27-8100%1mg/m3 (as Rh0.1mg/m3 (as Rh Section 3: Hazards Identification Emergency Overview:May be irritating to skin and eyes and respiratory tract. Primary Routes of Exposure:Ingestion, inhalation Eye Contact:May be a mild to severe irritant to the eyes. Skin Contact:May cause slight to mild irritation of the skin. Inhalation:Do not breath dust. Inhalation of powder may lead to irritation of the respiratory tract. Ingestion:No information available on the effects of ingestion. Acute Health Affects:May be irritating to skin, eyes, mucous membranes and respiratory tract. Do not breath dust. Chronic Health Affects:No information available on health effects of prolonged or repeated exposure. NTP:No IARC:No OSHA:No SECTION 4: First Aid Measures Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need Eye Exposure: assistance in keeping their eye lids open. Get immediate medical attention. Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if Skin Exposure: irritation persists. Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty Inhalation: in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance. Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce Ingestion: vomiting only if directed by medical personnel. SECTION 5: Fire Fighting Measures Flash Point:not applicable Autoignition Temperature:not applicable Explosion Limits:not applicable Extinguishing Medium:None. Material is non-flammable. Special Fire Fighting Procedures:No special fire fighting procedures required for this material. Hazardous Combustion andNo hazardous combustion or decomposition products. Decomposion Products: Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards. SECTION 6: Accidental Release Measures Spill and Leak Procedures:Small spills can be mixed with vermiculite or sodium carbonate and swept up. SECTION 7: Handling and Storage Handling and Storage:Store in a tightly sealed container. Handle fine powders in a well-ventilated area. SECTION 8: Exposure Controls and Personal Protection Eye Protection:Always wear approved safety glasses when handling a chemical substance in the laboratory. Skin Protection:Wear appropriate chemical resistant gloves and protective clothing. Material may form or contain a fine dust that may become airborne during handling. If possible, handle the Ventilation: material in an efficient fume hood. If handling material in the form of a fine dust and ventilation is not available, a respirator should be worn. The Respirator: use of respirators requires a Respirator Protection Program to be in compliance with 29 CFR 1910.134. Material may form or contain a fine dust that may become airborne during handling. If possible, handle the Ventilation: material in an efficient fume hood. Additional Protection:No additional protection required SECTION 9: Physical and Chemical Properties Color and Form:yellow pwdr. Molecular Weight:253.81 (343.89) Melting Point:dec. Boiling Point:no data Vapor Pressure:not applicable Specific Gravity:no data Odor:none Solubility in Water:insoluble SECTION 10: Stability and Reactivity Stability:air and moisture stable solid Hazardous Polymerization:no hazardous polymerization Conditions to Avoid:none Incompatibility:active metals, and phosphorous Decomposition Products:none SECTION 11: Toxicological Information RTECS Data:No information available in the RTECS files. Carcinogenic Effects:No data available Mutagenic Effects:No data available Tetratogenic Effects:No data available SECTION 12: Ecological Information Ecological Information:No data available SECTION 13: Disposal Considerations Disposal:Dispose of according to local, state and federal regulations. SECTION 14: Transportation Shipping Name (CFR):Non-hazardous Hazard Class (CFR):NA Additional Hazard Class (CFR):NA Packaging Group (CFR):NA UN ID Number (CFR):NA Shipping Name (IATA):Non-hazardous Hazard Class (IATA):NA Additional Hazard Class (IATA):NA Packaging Group (IATA):NA UN ID Number (IATA):NA SECTION 15: Regulatory Information TSCA:Not listed in the TSCA inventory. SARA (Title 313):Title compound not listed. Second Ingredient:none SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 对水是稍微有危害的不要让未稀释或大量的产品接触地下水、水道或者污水系统，若无政府许可，勿将材料排入周围环境

安全

• 危害码 (欧洲): Xn
• 风险声明 (欧洲): R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin .
• 安全声明 (欧洲): S22-S24/25
• WGK德国: 3