866-84-2

• 常用中文名：柠檬酸钾
• 常用英文名：Potassium citrate
• CAS号：866-84-2
• 分子式：C₆H₅K₃O₇
• 分子量：306.395
• 相关类别： 原料药 水、电解质及酸碱平衡调节药 酸碱平衡调节药
• 发布时间：2018-07-23 11:29:05
• 更新时间：2024-01-02 21:00:12
• 【用途一】
  用于食品、医药等行业，作缓冲剂、螯合剂、调味剂、稳定剂、抗氧化剂、乳化盐等
  【用途二】
  常用作分析试剂，也用于制药工业
  【用途三】
  作防腐剂、稳定剂和pH缓冲剂等。我国规定可用于各类食品，按生产需要适量使用。

名称

• 中文名: 柠檬酸钾
• 英文名: Potassium citrate
• 中文别名: 柠檬酸三钾; 枸橼酸钾; 柠檬酸三钾; 2-羟基-1,2,3-丙三羧酸三钾盐; 无水柠檬酸钾
• 英文别名: Citric acid, tripotassium salt; EINECS 212-755-5; SODIUM POTASSIUM; MFCD00036362; kajos; 1,2,3-Propanetricarboxylic acid, 2-hydroxy-, potassium salt (1:3); tripotassium 2-hydroxypropane-1,2,3-tricarboxylate; Tripotassium citrate; seltz-k; UNII-86R1NVR0HW; sdTripotassium Citrate; citric acid, potassium salt; potassiumcitrateanhydrous; kaliksir; HYDROXY CITRIC ACID SYNTHETIC; porekal

物化性质

• 密度: 1.187
• 沸点: 309.6ºC at 760 mmHg
• 分子式: C₆H₅K₃O₇
• 分子量: 306.395
• 闪点: 155.2ºC
• 精确质量: 305.894653
• PSA: 140.62000
• 外观性状: 白色结晶粉末
• 储存条件: 室温，密封，干燥
• 水溶解性: H2O: 1 M at 20 °C, clear, colorless
• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:1

  3.氢键受体数量:7

  4.可旋转化学键数量:2

  5.互变异构体数量:无

  6.拓扑分子极性表面积141

  7.重原子数量:16

  8.表面电荷:0

  9.复杂度:211

  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:4

• 更多: 1. 性状： 无色结晶或白色结晶性粉末 。 2.无臭，有清凉咸味。微有潮解性，易溶于水和甘油，不溶于乙醇。

MSDS

Name: Tri-Potassium Citrate Material Safety Data Sheet Synonym: Potassium citric acid, tripotassium sal CAS: 866-84-2 Section 1 - Chemical Product MSDS Name:Tri-Potassium Citrate Material Safety Data Sheet Synonym:Potassium citric acid, tripotassium sal Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 866-84-2 Potassium citrate 100.0 212-755-5 Hazard Symbols: None Listed. Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Not available. Potential Health Effects Eye: Dust may cause mechanical irritation. Skin: May cause mild skin irritation. Ingestion: Ingestion of large amounts may cause gastrointestinal irritation. Inhalation: Excessive inhalation may cause minor respiratory irritation. 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 if irritation develops or persists. Flush skin with plenty of soap and water. Ingestion: If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid. 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 if cough or other symptoms appear. 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. Extinguishing Media: For small fires, use dry chemical, carbon dioxide, water spray or alcohol-resistant foam. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Sweep up, then place into a suitable container for disposal. Avoid generating dusty conditions. Section 7 - HANDLING and STORAGE Handling: Use with adequate ventilation. Minimize dust generation and accumulation. Avoid prolonged or repeated contact with skin. Storage: Keep container closed when not in use. No special precautions indicated. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 866-84-2: Personal Protective Equipment Eyes: Wear safety glasses with side shields. Skin: Wear appropriate gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin. 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: Solid Color: white Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 230 deg C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Not available. Solubility in water: Very soluble in water Specific Gravity/Density: Not available. Molecular Formula: K3C6H5O7H2O Molecular Weight: 324.3391 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable. Conditions to Avoid: Not available. Incompatibilities with Other Materials: No data reported. Hazardous Decomposition Products: Oxides of phosphorus. Hazardous Polymerization: Has not been reported. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 866-84-2 unlisted. LD50/LC50: Not available. Carcinogenicity: Potassium citrate - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Products which are considered hazardous for supply are classified as Special Waste and the disposal of such chemicals is covered by regulations which may vary according to location. Contact a specialist disposal company or the local waste regulator for advice. Empty containers must be decontaminated before returning for recycling. 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: WGK (Water Danger/Protection) CAS# 866-84-2: 0 Canada CAS# 866-84-2 is listed on Canada's DSL List. CAS# 866-84-2 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 866-84-2 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

毒理学数据: 试验表明本品对人体无明显危害

安全

• 个人防护装备: Eyeshields;Gloves
• 危害码 (欧洲): Xi
• 危险品运输编码: NONH for all modes of transport
• WGK德国: 1
• 海关编码: 2918150000

制备

由柠檬酸与氢氧化钾或碳酸氢钾中和而得产品。参见柠檬酸钠
C6H8O7+3KHCO3→CaH5K3O7·H2O+3CO2↑+2H2O

海关

海关编码	2918150000
中文概述	2918150000. 柠檬酸盐和柠檬酸酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:4ABxy(出口许可证,入境货物通关单,出境货物通关单出口许可证(加工贸易),出口许可证(边境小额贸易)). 最惠国关税:6.5%. 普通关税:30.0%
申报要素	品名, 成分含量, 用途
监管条件	4.出口许可证 A.入境货物通关单 B.出境货物通关单 x.出口许可证(加工贸易) y.出口许可证(边境小额贸易)
检验检疫	R.进口食品卫生监督检验 S.出口食品卫生监督检验 N.出口商品检验
Summary	2918150000. other salts and esters of citric acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:4ABXY(export license,certificate of inspection for goods inward,certificate of inspection for goods outwardexport license(processing trade),export license(border small volume trade)). MFN tariff:6.5%. General tariff:30.0%