19423-76-8

• 常用中文名：氯化铈(III)水合物
• 常用英文名：Cerium Chloride Hydrate
• CAS号：19423-76-8
• 分子式：CeCl₃H₂O
• 分子量：264.49000
• 相关类别： 无机化工 无机盐 金属卤化物及卤酸盐 金属氯化物及盐
• 发布时间：2018-09-10 19:42:19
• 更新时间：2024-01-11 19:45:11

名称

• 中文名: 水合氯化铈
• 英文名: cerous chloride, hydrated
• 中文别名: 氯化鈰
• 英文别名: CERIUM (III) CHLORIDE N-HYDRATE; CERIUM(III) CHLORIDE X H2O; cerium(iii) chloride hydrate,reacton; Cerium(III)chloridehydrate(-Ce)(REO); CERIUM(III) CHLORIDE 6-HYDRATE; CERIUM (III) CHLORIDE HYDRATE; CERIUM CHLORIDE; trichlorocerium hydrate; MFCD00149633; EINECS 232-227-8

物化性质

• 密度: 3.92
• 沸点: 1727 °C
• 熔点: 848 °C
• 分子式: CeCl₃H₂O
• 分子量: 264.49000
• 精确质量: 262.82300
• PSA: 9.23000
• 外观性状: 白色至灰色粉末
• 储存条件:

  常温密闭避光，通风干燥

• 稳定性:

  常温常压下稳定

  避免的物料：水分/潮湿 氧化物 碱
• 计算化学:

  1、 氢键供体数量：1

  2、 氢键受体数量：1

  3、 可旋转化学键数量：0

  4、 拓扑分子极性表面积（TPSA）：1

  5、 重原子数量：5

  6、 表面电荷：0

  7、 复杂度：8

  8、 同位素原子数量：0

  9、 确定原子立构中心数量：0

  10、 不确定原子立构中心数量：0

  11、 确定化学键立构中心数量：0

  12、 不确定化学键立构中心数量：0

  13、 共价键单元数量：2

• 更多:

  1. 性状：不确定

  2. 密度（g/mL,25/4℃）：3.92

  3. 相对蒸汽密度（g/mL,空气=1）：不确定

  4. 熔点（ºC）：848

  5. 沸点（ºC,常压）：1727

  6. 沸点（ºC, 5.2kPa）：不确定

  7. 折射率：不确定

  8. 闪点（ºC）：不确定

  9. 比旋光度（º）：不确定

  10. 自燃点或引燃温度（ºC）：不确定

  11. 蒸气压（kPa,25ºC）：不确定

  12. 饱和蒸气压（kPa,60ºC）：不确定

  13. 燃烧热（KJ/mol）：不确定

  14. 临界温度（ºC）：不确定

  15. 临界压力（KPa）：不确定

  16. 油水（辛醇/水）分配系数的对数值：不确定

  17. 爆炸上限（%,V/V）：不确定

  18. 爆炸下限（%,V/V）：不确定

  19. 溶解性：不确定

MSDS

Section 1: Product Identification Chemical Name:Cerium (III) chloride hydrate(99.9%-Ce) (REO) CAS Registry Number:19423-76-8 Formula:CeCl3.XH2O EINECS Number:none Chemical Family:metal halide Synonym:Cerium trichloride hydrate, Cerous chloride hydrate Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title Compound19423-76-8100%no datano data Section 3: Hazards Identification Emergency Overview:Irritating to skin and eyes. Inhalation can lead to irritation of the respiratory tract. Primary Routes of Exposure:Ingestion, inhalation Eye Contact:Causes mild irritation to the eyes. Skin Contact:Causes slight irritation of the skin. Inhalation:Inhalation of dust can lead to irritation of the respiratory tract. Ingestion:No information is available on the physiological effects of ingestion. Acute Health Affects:Irritating to skin and eyes. Chronic Health Affects:No information available on long-term chronic effects. 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:none Explosion Limits:none Extinguishing Medium:none required Special Fire Fighting Procedures:No special fire fighting procedures required. Hazardous Combustion andnone Decomposion Products: Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards. SECTION 6: Accidental Release Measures Spill and Leak Procedures:Small spills may be swept up. SECTION 7: Handling and Storage Handling and Storage:Store material in a tightly sealed container. 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 protective clothing and gloves. Ventilation:Material may form a fine dust. If possible, handle the material in an efficient fume hood. If ventilation is not available, a respirator should be worn. The use of respirators requires a Respiratory Respirator: Protection Program to be in compliance with 29 CFR 1910.134. Ventilation:Material may form a fine dust. If possible, handle the material in an efficient fume hood. Additional Protection:No additional protection required. SECTION 9: Physical and Chemical Properties Color and Form:white to pale yellow xtl. Molecular Weight:246.48 Melting Point:no data Boiling Point:no data Vapor Pressure:no data Specific Gravity:no data Odor:none Solubility in Water:100g/100cc SECTION 10: Stability and Reactivity Stability:air and moisture stable Hazardous Polymerization:no hazardous polymerization Conditions to Avoid:none Incompatibility:active metals Decomposition Products:cerium oxychloride and water SECTION 11: Toxicological Information RTECS Data:Administration onto the skin (rabbit); Standard Draize test: 500 mg/24H. Oral (rat); LDLo: 5 gm/kg. Carcinogenic Effects:No data available Mutagenic Effects:No data available Tetratogenic Effects:No data available SECTION 12: Ecological Information Ecological Information:No information 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 TSCA inventory SARA (Title 313):Title compound not listed Second Ingredient:none SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

毒理学数据: 急性毒性：大鼠口经LDLo： 5 mg/kg 生态学数据: 通常对水体是稍微有害的，不要将未稀释或大量产品接触地下水，水道或污水系统，未经政府许可勿将材料排入周围环境。 CHEMICAL IDENTIFICATION RTECS NUMBER : FK5150000 CHEMICAL NAME : Cerium chloride, hydrate CAS REGISTRY NUMBER : 19423-76-8 LAST UPDATED : 199710 DATA ITEMS CITED : 3 MOLECULAR FORMULA : Ce-Cl3.xH2-O MOLECULAR WEIGHT : 372.61 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : Standard Draize test ROUTE OF EXPOSURE : Administration onto the skin 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: 12,614,1993 ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 5 gm/kg TOXIC EFFECTS : Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity) Skin and Appendages - hair 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: 12,614,1993

安全

• 危害码 (欧洲): Xn
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S26-S36/37/39