6487-39-4

• 常用中文名：碳酸镧
• 常用英文名：lanthanum carbonate
• CAS号：6487-39-4
• 分子式：C₃La₂O₉
• 分子量：457.83800
• 相关类别： 无机化工 无机盐 碳化物及碳酸盐
• 发布时间：2018-08-07 12:14:06
• 更新时间：2024-01-03 00:53:41

名称

• 中文名: 碳酸镧
• 英文名: lanthanum(3+),tricarbonate,octahydrate
• 英文别名: UNII-29J24L6P7N; Lanthanum carbonate octahydrate

物化性质

• 密度: 2.6 g/cm3
• 分子式: C₃La₂O₉
• 分子量: 457.83800
• 精确质量: 457.76700
• PSA: 189.57000
• 外观性状: 粉末
• 储存条件: 2-8℃，密闭，干燥
• 稳定性: Stable.
• 水溶解性: insoluble H2O; soluble dilute mineral acids [MER06]
• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:8

  3.氢键受体数量:17

  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198

  7.重原子数量:22

  8.表面电荷:0

  9.复杂度:18.8

  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:13

MSDS

Section 1: Product Identification Chemical Name:Lanthanum (III) carbonate hydrate (99.9%-La) (REO) CAS Registry Number:6487-39-4 Formula:La2(CO3)3.xH2O EINECS Number:none Chemical Family:metal carbonate Synonym:Carbonic acid, lanthanum III salt. Section 2: Composition and Information on Ingredients IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL) Title Compound6487-39-4100%no datano data Section 3: Hazards Identification Emergency Overview:May be irritating to eyes, skin and respiratory tract. May be harmful if swallowed. Primary Routes of Exposure:Ingestion, inhalation Eye Contact:May cause slight to mild irritation of the eyes. Skin Contact:May cause slight to mild irritation of the skin. Inhalation:May be irritating to the nose, mucous membranes and respiratory tract. Ingestion:No information on the physiological effects of ingestion. Acute Health Affects:May be irritating to skin, eyes and respiratory tract. 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 If involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained Special Fire Fighting Procedures: breathing apparatus and full protective clothing. 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 can be mixed with powdered sodium carbonate or ground limestone and swept up. SECTION 7: Handling and Storage Handling and Storage:Store material in a tightly sealed bottle away from moisture. 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 clothes and gloves. Consult glove manufacturer to determine the proper type of glove. Ventilation:If possible, handle the material in an efficient fume hood. In the absence of adequate ventilation a respirator should be worn. The use of a respiratory requires a Respirator: Respirator Protection Program to be in compliance with 29 CFR 1910.134. Ventilation: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 pwdr. Molecular Weight:457.85 Melting Point:no data Boiling Point:no data Vapor Pressure:no data Specific Gravity:2.6-2.7 Odor:none Solubility in Water:insoluble SECTION 10: Stability and Reactivity Stability:air and moisture stable Hazardous Polymerization:no hazardous polymerization Conditions to Avoid:Strong acids Incompatibility:mineral acids Decomposition Products:none SECTION 11: Toxicological Information RTECS Data:No information available in the RTECS files. Carcinogenic Effects:no data Mutagenic Effects:no data Tetratogenic Effects:no data 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 the TSCA inventory. SARA (Title 313):Title compound not listed Second Ingredient:none SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 风险声明 (欧洲): 22-24/25
• 安全声明 (欧洲): S22-S24/25
• 海关编码: 2846904100

海关

海关编码	2846904100