This product can be used for titration analysis, qualitative and quantitative analysis, etc. It should be stored in a cool, ventilated place, sealed, and used within its expiration date. To obtain the product's Certificate of Analysis (COA), please visit www.howeipharm.com to view and download it.
Standard : Q/HWC032-2020 广州和为医药科技有限公司化学品制造标准
Product No. : CD100587
Product Name : Potassium sodium tartrate tetrahydrate
Product Spec. : 分析纯 AR,≥99.0%
Packges : 100g 500g 1kg 25kg
分子式 : KOCOCH(OH)CH(OH)COONa · 4H2O
分子量 : 282.22
贝尔斯坦(Beilstein)注册号 : 6113568
EINECS 编号 : 206-156-8
MDL编号 : MFCD00150989
PubChem Substance ID : 24853005
CAS号 : 6381-59-5
颜色外观 Color Appearance : 无色结晶或白色粉末
含量 Assay(C4H4O6KNa·4H2O) : ≥99.0%
pH 值(50g/L 溶液,25℃)pH-value(50g/L solution,25℃) : 6.5～8.5
澄清度试验 Clarity of solution : 合格 Pass
水不溶物 Insoluble matter in water : ≤0.005%
氯化物 Chloride(Cl) : ≤0.001%
硫酸盐 Sulfate(SO4) : ≤0.005%
总氮量 Total nitrogen(N) : ≤0.005%
磷酸盐 (以 PO4 计) Phosphate(as PO4) : ≤0.001%
硅酸盐(以 SiO3 计)Silicate(as SiO3) : ≤0.005%
钙 Calcium(Ca) : ≤0.002%
铁 Iron(Fe) : ≤0.0005%
铜 Copper(Cu) : ≤0.0005%
铅 Lead(Pb) : ≤0.0005%
熔点 Melting range, ℃ : 70 ℃-80 ℃
Shelf Life ： 730 Days
COA ： Have COA
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