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 1291-2008 化学试剂 邻苯二甲酸氢钾
Product No. : CD101295
Product Name : Potassium hydrogen phthalate
Product Spec. : 分析纯 AR,≥99.8%
Packges : 100g 500g 1kg 25kg
CAS号 : 877-24-7
分子式 : HOOCC6H4COOK
分子量 : 204.22
颜色外观 Color Appearance : 无色结晶 Colorless crystals
含量 Assay : ≥99.8%
pH 值 PH value : 3.8~4.2
澄清度试验 Clarity of solution : 合格 Pass
水中不溶物 Insoluble matter in water : ≤0.005%
干燥失重 Loss on drying : ≤0.05%
氯化物 Chloride(Cl) : ≤0.002%
硫化物 Sulfide(as SO4) : ≤0.006%
钠 Sodium（Na） : ≤0.01%
铁 Ferric(III) (Fe) : ≤0.0005%
重金属 Heavy metals : ≤0.0005%
熔点 Melting point : 295-300 °C
Shelf Life ： 730 Days
COA ： Have COA
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