查看所有供应商和价格请点击：
| 中文名 | 碳酸镧 |
|---|---|
| 英文名 | lanthanum(3+),tricarbonate,octahydrate |
| 英文别名 |
UNII-29J24L6P7N
Lanthanum carbonate octahydrate |
| 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 |
|
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 |
| 风险声明 (欧洲) | 22-24/25 |
|---|---|
| 安全声明 (欧洲) | S22-S24/25 |
| 海关编码 | 2846904100 |
| 海关编码 | 2846904100 |
|---|