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meta-PHOSPHORIC ACID AR

Glacial sticks.
Metaphosphoric acid

COAs

Packings

100 g (00100)

500 g (00500)

1PW1200400 1PW1200750
Print friendly version
Article No. 05256 Grade AR
Purity 56-60% CAS No. 37267-86-0
Molecular Formula (HPO3)n Molecular Weight
H.S. Code 2809.2010 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White stick
Odour Odorless Melting point/ Freezing point [°C] 200 °C
Boiling point [°C] 600 °C Vapour pressure [20°C] 0.04 hPa at 20 °C
Density [g/cm3] 2 Solubility in water [% weight] Slowly soluble

Specifications

Appearance White glacial sticks. Assay (HPO3) 40.0 - 50.0%
Stabilizer (NaPO3) 50.0 - 60.0% Chloride (Cl) Max 0.001%
Nitrate (NO3) Max 0.0005% Reducing substances (as H3PO3) Max 0.01%
Arsenic (As) Max 0.0001% Lead (Pb) Max 0.001%
Cadmium (Cd) Max 0.001% Iron (Fe) Max 0.001%
Cobalt (Co) Max 0.0015% Copper (Cu) Max 0.001%
Manganese (Mn) Max 0.0005% Nickel (Ni) Max 0.001%
Zinc (Zn) Max 0.001%

Safety Information and Hazard Symbols

Corrosion
Symbol: GHS05
 Signal Word: Danger
 UN No.: 3453
 IMCO Class No.: 8
 Packing Group: III
 Hazardous Statement: H314
 Precaution Statement: P280-P305 + P351 + P338-P310
Revision Date: 26-Sep-2018

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