meta-Phosphoric acid

grade

ACS reagent

Quality Level

200

form

chips

contains

57.0-63.0% sodium phosphite as stabilizer

concentration

33.5-36.5%

density

2 g/cm³

anion traces

MnO₄^– reducers: ≤0.02%
chloride (Cl^–): ≤0.001%
nitrate (NO₃^–): ≤0.001%
sulfate (SO₄^2-): ≤0.005%

cation traces

As: ≤1 ppm
Fe: ≤0.005%
heavy metals: ≤0.005% (by ICP)

SMILES string

OP(=O)=O

InChI

1S/HO3P/c1-4(2)3/h(H 1 2 3)

InChI key

UEZVMMHDMIWARA-UHFFFAOYSA-N