Potassium dichromate ≥99.8%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent

Supplier: VWR Chemicals
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VWRC26784.231EA 19.9 SGD
VWRC26784.231 VWRC26784.297
Potassium dichromate ≥99.8%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent
Potassium dichromate
Formula: K₂Cr₂O₇
MW: 294,18 g/mol
Boiling Pt: 500 °C (1013 hPa)
Melting Pt: 398 °C
Density: 2,67 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00011367
CAS Number: 7778-50-9
EINECS: 231-906-6
UN: 3087
ADR: 5.1 (6.1),II
REACH: 01-2119454792-32
Merck Index: 12,07790

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Specification Test Results

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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