磷酸二氢钾 99+% ACS

供应商: Thermo Fisher Scientific

Synonyms: 磷酸一钾, 磷酸二氢钾, 无水磷酸二氢钾

424200250 424205000
ACRO424200250EA 0 CNY
ACRO424200250 ACRO424205000
磷酸二氢钾 99+% ACS
磷酸二氢钾
分子式: KH₂PO₄
沸点: ~ 100 °C (1013 hPa)
溶点: 253 °C
密度: 2,3 g/cm³ (20 °C)
存储条件: Ambient
MDL编号: MFCD00011401
CAS号: 7778-77-0
EINECS: 231-913-4
REACH: 01-2119490224-41
Merck Index: 13,07744

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产品技术规格

Appearance Colorless to white Crystals
Loss on drying ≤0.2 % (2 g, 105°C, 2 h)
pH 4.1 to 4.5 (5% soln. at 25°C)
Titration with NaOH ≥99.0 %
Chloride (Cl) ≤0.001 %
Sulfate (SO4) ≤0.003 %
Iron (Fe) ≤0.002 %
Sodium (Na) ≤0.005 %
Heavy metals (ICP-OES) ≤0.001 %
Insoluble matter ≤0.01 %


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