铬酸钾 ≥99.5%, AnalaR NORMAPUR® analytical reagent
供应商: VWR Chemicals
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Danger
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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 |
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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