meta-Phosphoric acid stabilized, GR ACS, Supelco®

Supplier: MilliporeSigma
Danger

Synonyms: Metaphosphoric acid

PX1004-5
EM-PX1004-1EA 1613.97 USD
EM-PX1004-1 EM-PX1004-5
meta-Phosphoric acid stabilized, GR ACS, Supelco®
meta-Phosphoric acid

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs

Formula: (HPO₃)n
MW: 79.98 g/mol
Boiling Pt: 260 °C (1013 hPa)
Melting Pt: 21 °C
Density: 2.4 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00011351
CAS Number: 37267-86-0
EINECS: 253-433-4
UN: 3260
ADR: 8,III

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Specification Test Results

Assay (HPO3) 33.5-36.5%
Arsenic (As) 1ppm max
Chloride (Cl) 0.001% max
Color White or clear
Form Crystals/lumps
Heavy metals (as Pb) 0.005% max
Iron (Fe) 0.005% max
Nitrate (NO3) 0.001% max
Stabilizer (NaPO3) 57.0-63.0%
Substances reducing permanganate (as H3PO3) 0.02% max
Sulfate (SO4) 0.005% max

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