>1 (vs air)
200
<18 mmHg ( 20 °C)3 mmHg ( 37 °C)
puriss.
98-100.5%
pellets
meets analytical specification of Ph. Eur., BP, NF, E524
≤0.0005% total nitrogen (N)≤0.002% heavy metals (as Pb)≤0.5% Na2CO3
318 °C (lit.)
water: soluble 1260 g/L at 20 °C
2.13 g/cm3 at 20 °C
chloride (Cl-): ≤20 mg/kgphosphate (PO43-): ≤10 mg/kgsilicate (as SiO2): ≤100 mg/kgsulfate (SO42-): ≤30 mg/kg
Al: ≤10 mg/kgAs: ≤2 mg/kgCa: ≤10 mg/kgFe: ≤10 mg/kgHg: ≤1 mg/kgK: ≤1000 mg/kgPb: ≤0.5 mg/kg
[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