Phosphoric acid

3.4 (vs air)

200

2.2 mmHg ( 20 °C), 5 mmHg ( 25 °C)

puriss. p.a.

≥99.0% (T)

powder or crystals

crystallized

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

Greener Alternative Product

≤0.002% KMnO₄-reducing matter (as O)

158 °C (lit.)

~40 °C

water: 850 g/L at 20 °C

1.685 g/mL at 25 °C (lit.)

chloride (Cl^-): ≤5 mg/kg, nitrate (NO₃^-): ≤5 mg/kg, phosphite, hypophosphite (as H₃PO₃): ≤500 mg/kg, sulfate (SO₄^2-): ≤30 mg/kg

As: ≤1 mg/kg, Ca: ≤10 mg/kg, Cd: ≤1 mg/kg, Co: ≤1 mg/kg, Cr: ≤1 mg/kg, Cu: ≤1 mg/kg, Fe: ≤10 mg/kg, K: ≤5 mg/kg, Mg: ≤1 mg/kg, Mn: ≤1 mg/kg, Na: ≤50 mg/kg, Ni: ≤1 mg/kg, Pb: ≤1 mg/kg, Zn: ≤1 mg/kg

Enabling

OP(O)(O)=O

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

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