铬酸钾 ≥99.5%, AnalaR NORMAPUR® analytical reagent

供应商: VWR Chemicals
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VWRC26774.236EA 693 CNY
VWRC26774.236 VWRC26774.293
铬酸钾 ≥99.5%, AnalaR NORMAPUR® analytical reagent
铬酸钾
分子式: K₂CrO₄
分子量: 194.19 g/mol
沸点: 1000
溶点: 985
密度: 2.73 g/cm³ (20 °C)
存储条件: Ambient
MDL编号: MFCD00011368
CAS号: 7789-00-6
EINECS: 232-140-5
UN号: 3087
ADR: 5.1 (6.1) III
Merck Index: 12,07784

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产品技术规格

Assay Min. 99.5 %
pH (20°C; 5 %) 8.6 - 9.8
Insolubility in water Max. 50 ppm
Cl (Chloride) Max. 10 ppm
SO4 (Sulphate) Max. 100 ppm
Ca (Calcium) Max. 50 ppm
Cu (Copper) Max. 10 ppm
Fe (Iron) Max. 15 ppm
Na (Sodium) Max. 0.03 %
Pb (Lead) Max. 50 ppm


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