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Sigma-Aldrich

meta-Phosphoric acid

SAJ special grade, ≥37.0% HPO3 basis

Synonym(s):

Metaphosphoric acid

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About This Item

Linear Formula:
(HPO3)n
CAS Number:
EC Number:
MDL number:
UNSPSC Code:
12352106
PubChem Substance ID:

grade

SAJ special grade

form

crystalline

availability

available only in Japan

concentration

≥37.0% (HPO3)

solubility

water: miscible

density

2 g/cm3

SMILES string

OP(=O)=O

InChI

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

InChI key

UEZVMMHDMIWARA-UHFFFAOYSA-N

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Related Categories

pictograms

Corrosion

signalword

Danger

hcodes

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


Certificates of Analysis (COA)

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