Kaliumdichromat 99.5% for analysis

Leverandør: Thermo Fisher Scientific
Ratings: Ingen bedømmelse

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196590020 196590500 196595000
ACRO196590020EA 2770 DKK
ACRO196590020 ACRO196590500 ACRO196595000
Kaliumdichromat 99.5% for analysis
Potassium dichromate
Formel: K₂Cr₂O₇
Kogepunkt: 500 °C (1013 hPa)
Smeltepunkt: 398 °C
Massefylde: 2,67 g/cm³ (20 °C)
Opbevaringstemperatur: Stue temperatur
MDL Number: MFCD00011367
CAS-nummer: 7778-50-9
EINECS: 231-906-6
UN nummer: 3087
ADR: 5.1,II
REACH: 01-2119454792-32
Merck Index: 12,07790

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Specifikationer Testresultater

Appearance Orange Crystalline powder or crystals
Titration Iodometric ≥99.5 %
Loss on drying ≤0.05 % (105°C)
Chloride (Cl) ≤10 ppm
Sulfate (SO4) ≤50 ppm
Calcium (Ca) ≤20 ppm
Copper (Cu) ≤10 ppm
Iron (Fe) ≤20 ppm
Lead (Pb) ≤50 ppm
Sodium (Na) ≤200 ppm


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