USP/NFreag. ISOreag. Ph. Eur.
200
1 mmHg ( 745 °C)
REDUCING SUBSTANCES complying
puriss. p.a.
≥99.0%99.0-100.5% (calc. to the dried substance)
solid
≤0.0005% heavy metals (as Pb)≤0.001% total nitrogen (N)≤0.005% thiosulfate (S2O3)≤0.02% free alkali (as KOH)
≤0.5% loss on drying, 105 °C
6.0-8.0 (20 °C, 5%)
681 °C (lit.)
bromide, chloride (as Cl-): ≤100 mg/kgiodate (IO3-): ≤2 mg/kgphosphate (PO43-): ≤10 mg/kgsulfate (SO42-): ≤10 mg/kg
As: ≤0.1 mg/kgBa: ≤20 mg/kgCa: ≤10 mg/kgFe: ≤3 mg/kgMg: ≤10 mg/kgNa: ≤300 mg/kg
[K+].[I-]
1S/HI.K/h1H;/q;+1/p-1
NLKNQRATVPKPDG-UHFFFAOYSA-M
Danger
STOT RE 1 Oral
Thyroid
6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGK 3
Eyeshields, Gloves, type N95 (US)