chroman draselný ≥99.5%, AnalaR NORMAPUR® analytical reagent
Dodavatel: VWR Chemicals
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Nebezpečí
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26774.236EA
3550
CZK
26774.236
26774.293
chroman draselný ≥99.5%, AnalaR NORMAPUR® analytical reagent
chroman draselný
Vzorec:
K₂CrO₄ Bod varu: 1000 °C (1013 hPa) Bod tání: 985 °C Hustota: 2,73 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00011368 CAS číslo: 7789-00-6 EINECS: 232-140-5 UN: 3087 ADR: 5.1 (6.1),III Merck Index: 12,07784 |
Výsledky specifikačního testu
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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