meta-Phosphoric acid 33.5-36.5% stabilized ACS

Supplier: Thermo Scientific Chemicals
Danger

Synonyms: Metaphosphoric acid

Stabilization: Stabilised with sodium metaphosphate

033267-22 033267-36 033267-09
AA33267-22EA 165.78 USD
AA33267-22 AA33267-36 AA33267-09
meta-Phosphoric acid 33.5-36.5% stabilized ACS
meta-Phosphoric acid

Phosphorylating agent, dehydrating agent, dental cements, laboratory reagent


CAS No.: 37267-86-0 Molecular Formula: HPO3 Formula Weight: 79.98 Physical Form: Crystalline Density: 2.2 Sensitivity: Hygroscopic Appearance: White Solubility: Decomposes in water. Soluble in alcohol Merck Reference: 14,7345 UN No.: 3260 MDL No.: MFCD00011351


Phosphorylating agent, dehydrating agent, dental cements, laboratory reagent

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
Merck Index: 14,7345

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Specification Test Results

Stabilizer (NaPO3) 57.0-63.0
Cl 0.1%
NO8 0.001%
SO3 0.005%
As 1 ppm
Heavy Metals (as Pb) 0.005%
Fe 0.005%
Substances reducing permanganate (as H3PO3) 0.02%

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