磷酸二氢钾 98.0-100.5% Ph. Eur.

供应商: VWR Chemicals

Synonyms: 磷酸一钾, 磷酸二氢钾, 无水磷酸二氢钾

VWRC26922.295EA 704.4 CNY
VWRC26922.295 VWRC26922.364 VWRC26922.466
磷酸二氢钾 98.0-100.5% Ph. Eur.
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

Assay (calculated on dried substance) 98.0 - 100.5 %
Appearance Conforms (see CoA/CoS)
Identification A Passes test
Identification B Passes test
Identification C Passes test
Appearance of solution Passes test
pH (5 %) 4.2 - 4.5
Reducing substances Passes test
Cl (Chloride) Max. 200 ppm
SO4 (Sulphate) Max. 300 ppm
As (Arsenic) Max. 2 ppm
Fe (Iron) Max. 10 ppm
Heavy metals (as Pb) Max. 10 ppm
Loss on drying (125-130°C) Max. 2.0 %
Residual solvents Passes test


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