ACS reagentpuriss. p.a.
200
USP/NFreag. ISOreag. Ph. Eur.
≥99%
crystals
≤0.005% in water insoluble matters≤5 ppm heavy metals (by ICP-OES)
≤0.005% (as SO4)
≤0.1% loss on drying, 110 °C
5-6 (25 °C, 5%)
>280 °C (dec.) (lit.)
1.77 g/mL at 25 °C (lit.)
chloride (Cl-): ≤3 mg/kgnitrate (NO3-): ≤10 mg/kgphosphate (PO43-): ≤5 mg/kg
As: ≤0.2 mg/kgCa: ≤10 mg/kgCd: ≤1 mg/kgCo: ≤5 mg/kgCr: ≤5 mg/kgCu: ≤2 mg/kgFe: ≤2 mg/kgK: ≤50 mg/kgMg: ≤2 mg/kgMn: ≤5 mg/kgNa: ≤20 mg/kgNi: ≤5 mg/kgPb: ≤2 mg/kgZn: ≤1 mg/kg
N.N.OS(O)(=O)=O
1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
BFNBIHQBYMNNAN-UHFFFAOYSA-N
13 - Non Combustible Solids
WGK 1