ACS reagentpuriss. p.a.
200
reag. Ph. Eur.
>1 (vs air)
<18 mmHg ( 20 °C)3 mmHg ( 37 °C)
≥98%
pellets
titration: suitable
≤0.0003% total nitrogen (N)≤0.0005% heavy metals (as Pb)≤1% Na2CO3
318 °C (lit.)
water: soluble 1260 g/L at 20 °C
2.13 g/cm3 at 20 °C
chloride (Cl-): ≤10 mg/kgphosphate (PO43-): ≤5 mg/kgsilicate (as SiO2): ≤10 mg/kgsulfate (SO42-): ≤30 mg/kg
Al: ≤5 mg/kgAs: ≤1 mg/kgCa: ≤5 mg/kgCu: ≤5 mg/kgFe: ≤5 mg/kgHg: ≤0.05 mg/kgK: ≤200 mg/kgMg: ≤5 mg/kgNi: ≤5 mg/kgPb: ≤2 mg/kgZn: ≤5 mg/kg
15-25°C
[OH-].[Na+]
1S/Na.H2O/h;1H2/q+1;/p-1
HEMHJVSKTPXQMS-UHFFFAOYSA-M
Danger
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
8B - Non-combustible, corrosive hazardous materials
WGK 1