重铬酸钾 ≥99.8%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent
供应商: VWR Chemicals
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Danger
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VWRC26784.231EA
339
CNY
VWRC26784.231
VWRC26784.297
重铬酸钾 ≥99.8%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent
重铬酸钾
分子式:
K₂Cr₂O₇ 分子量: 294.18 g/mol 沸点: 500 溶点: 398 密度: 2.67 g/cm³ (20 °C) 存储条件: Ambient |
MDL编号:
MFCD00011367 CAS号: 7778-50-9 EINECS: 231-906-6 UN号: 3087 ADR: 5.1 (6.1) II REACH: 01-2119454792-32 Merck Index: 12,07790 |
产品技术规格
Assay (calculated on dried substance) | Min. 99.8 % |
Insolubility in water | Max. 0.03 % |
Loss on drying (130°C) | Max. 0.05 % |
Cl (Chloride) | Max. 0.02 % |
SO4 (Sulphate) | Max. 200 ppm |
Ca (Calcium) | Max. 20 ppm |
Cu (Copper) | Max. 10 ppm |
Fe (Iron) | Max. 10 ppm |
Na (Sodium) | Max. 0.1 % |
Pb (Lead) | Max. 50 ppm |
Statement on the use | Confirmed |
Conforms to Reag. Ph.Eur. | Passes test |
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