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 |
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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