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 : GB/T 646-2011 化学试剂 氯化钾
Product No. : CD100837
Product Name : Potassium chloride
Product Spec. : 分析纯 AR,≥99.5%
Packges : 100g 500g 1kg 25kg
CAS号 : 7447-40-7
分子式 : KCl
分子量 : 74.55
颜色外观 Color Appearance : 白色结晶或结晶性粉末 White crystals or crystalline powder
含量 Assay : ≥99.5%
pH 值 pH value(50 g/L solution,25 ℃) : 5.0-8.0
澄清度试验 Clarity of solution : 合格 Pass
水中不溶物 Insoluble matter in water : ≤0.005%
碘化钾 Iodide(I) : ≤0.002%
溴化物 Bromide(Br) : ≤0.02%
硫酸盐 Sulphate (SO4) : ≤0.002%
总氮 Total nitrogen : ≤0.001%
磷酸盐 Phosphate(PO4) : ≤0.0005%
钠 Sodium(Na) : ≤0.02%
镁 Magnesium(Mg) : ≤0.001%
钙 Calcium(Ca) : ≤0.003%
铁 Iron(Fe) : ≤0.0003%
钡 Barium(Ba) : ≤0.001%
重金属 Heavy metals : ≤0.0005%
熔点 Melting point : 770℃
Shelf Life ： 730 Days
COA ： Have COA
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