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Day's:2017year10month24day Tuesday You're: Company
  Natural Tartaric Acid
  L(+)-Tartaric acid
  L(+)-Potassium bitartrate
  L(+)-Potassium tartrate
  L(+)-Sodium Tartrate
  L(+)-Potassium Sodium Tartrate
  L-Malic Acid
  L-Sodium Malate
  L-Potassium Malate
  L(+)-Sodium Tartrate

L(+)-Sodium Tartrate

性状:无色透明结晶或白色结晶性粉末,密度1.818,在150℃时失去2个结晶水,易溶于水,水溶液呈弱碱性,不溶于乙醇。
Properties: Colorless crystals or white crystal powder,specific gravity is 1.818, lose two molecular water at 150°C,freely soluable in water,the aqueous solution assumes alkalescence,insuable in alcohol.
化学名称:酒石酸钠
Chemical Name:sodium tartrate
分子式:C4H4O6Na2·2H2O
Molecular Formular: C4H4O6Na2·2H2O
分子量:230.08
Molecular Weight: 230.08
主要功能和用途:本品用作钒的微量分析测定,卡尔费休试剂的标定,并用作掩蔽剂、络合剂、生化试剂、稳定剂、食品添加剂等。
Application: Served as minim analytical mensuration of vanadium, the demarcation of Carl Wilhelm Scheele reagent , and is served as screen dose and complexing agent,biochenistry reagent and stabilizer and foodstuff additive etc.
贮存:避光、干燥、阴凉处密闭贮存。
STORAGE:Kept airtightly in a light-proof, dry and cool place.
质量指标:日本 食品添加物公定书(七)
SPECIFICATION: Japan’s Specifications and standards for food additives(7th-Ed)
检验项目 标 准
Test Item Limit
含量(以C4H4O6Na2·2H2O计) % ≥99.0
Content  
比旋光度[a]D25 % +25.0°~+27.5°
Specific rotatory power[a] D25  
溶状 无色澄清
Description colorless and clarify
硫酸盐(以SO4计) % ≤0.019
Sulfate(SO4)  
重金属(以Pb计) mg/kg ≤10
Heavy metal  
砷(以As计) mg/kg ≤4
Arsenic(As)  
草酸盐 % 符合要求
Oxalate meets the requirements
干燥失重 % 14.0~17.0
Loss on drying  
PH值 7~9
The Great Wall Bio-chemical Engineering Co.;Ltd.
 telephone:86-10-88933862 fax:86-10-68835647
 zip:100043 E-mail:xsd@greatwall-biochem.com

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