磷酸，Phosphoric acid；puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥85%

等级

ACS reagent
puriss. p.a.

质量水平

200

Agency

USP/NF
reag. ISO
reag. Ph. Eur.

蒸汽密度

3.4 (vs air)

蒸汽压

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

测定

≥85%

形式

liquid

杂质

reducing impurities, in accordance
residual solvents, in accordance
substances precipitated by ammonia, in accordance
≤0.001% KMnO₄ red. matter (as O)
≤0.001% heavy metals (as Pb)
≤0.001% in water insoluble matters
≤0.001% volatile acids (as CH₃COOH)

bp

158 °C (lit.)

mp

~40 °C (lit.)

密度

1.685 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl^-): ≤2 mg/kg
fluoride (F^-): ≤1 mg/kg
nitrate (NO₃^-): ≤3 mg/kg
phosphite, hypophosphite (as H₃PO₃): ≤20 mg/kg
phosphite, hypophosphite (as H₃PO₃): in accordance
sulfate (SO₄^2-): ≤30 mg/kg

痕量阳离子

As: ≤0.5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤5 mg/kg
K: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤0.5 mg/kg
Na: ≤20 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sb: ≤2 mg/kg
Zn: ≤2 mg/kg

SMILES string

OP(O)(O)=O

适用性

passes test for appearance of solution

InChI

1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)

InChI key

NBIIXXVUZAFLBC-UHFFFAOYSA-N

Gene Information

human ... SRC(6714)