3.4 (vs air)
200
2.2 mmHg ( 20 °C)5 mmHg ( 25 °C)
puriss. p.a.
≥99.0% (T)
powder or crystals
crystallized
≤0.002% KMnO4-reducing matter (as O)
158 °C (lit.)
~40 °C (lit.)~40 °C
water: 850 g/L at 20 °C
1.685 g/mL at 25 °C (lit.)
chloride (Cl-): ≤5 mg/kgnitrate (NO3-): ≤5 mg/kgphosphite, hypophosphite (as H3PO3): ≤500 mg/kgsulfate (SO42-): ≤30 mg/kg
As: ≤1 mg/kgCa: ≤10 mg/kgCd: ≤1 mg/kgCo: ≤1 mg/kgCr: ≤1 mg/kgCu: ≤1 mg/kgFe: ≤10 mg/kgK: ≤5 mg/kgMg: ≤1 mg/kgMn: ≤1 mg/kgNa: ≤50 mg/kgNi: ≤1 mg/kgPb: ≤1 mg/kgZn: ≤1 mg/kg
OP(O)(O)=O
1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)
NBIIXXVUZAFLBC-UHFFFAOYSA-N
Danger
Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
8B - Non-combustible, corrosive hazardous materials
WGK 1
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter