Chlorure de calcium dihydrate

200

reag. Ph. Eur.

0.01 hPa ( 20 °C)

ACS reagent, puriss. p.a.

≥99%

crystalline

≤0.003% oxidizing substances (as NO₃), ≤0.005% ammonium (NH₄), ≤0.01% insoluble in water, ≤5 ppm heavy metals (by ICP)

4.5-8.0 (25 °C, 5%)

176 °C (dec.) (lit.)

nitrate (NO₃^-): ≤20 mg/kg, sulfate (SO₄^2-): ≤50 mg/kg

Al: ≤1 mg/kg, As: ≤1 mg/kg, Ba: ≤50 mg/kg, Cd: ≤5 mg/kg, Co: ≤50 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Mg: ≤50 mg/kg, Na: ≤50 mg/kg, Ni: ≤50 mg/kg, Pb: ≤5 mg/kg, Sr: ≤100 mg/kg, Zn: ≤5 mg/kg

O.O.Cl[Ca]Cl

1S/Ca.2ClH.2H2O/h;2*1H;2*1H2/q+2;;;;/p-2

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