POLYPHOSPHORIC ACID

POLYPHOSPHORIC ACID Extra Pure

Article No.

5316D

Grade

Extra Pure

Purity

~85% P2O5

CAS No.

8017-16-1

Molecular Formula

Hn+₂PnO₃n+₁

Molecular Weight

H.S. Code

2809.2020

Shelf Life

24 Months

MSDS

Certificate of Analysis (COAs)

Physical Properties

Physical state at 20 °C

Liquid

Colour

Colorless viscous

Odour

Odorless

Melting point/ Freezing point [°C]

16 °C

Boiling point [°C]

300 °C

Vapour pressure [20°C]

0 kPa (@ 20°C)

Density [g/cm3]

1.9 - 2.1

Solubility in water [% weight]

Soluble in water

Packings

500 g (00500)
2500 g (02500)

Specifications

Appearance	Clear viscous liquid
Colour scale	***Max 50 APHA
Assay (acidimetric; as P2O5)	85.0% +/- 2.0%
-	*** May darken on storage

Safety Information and Hazard Symbols

Symbol: GHS05
Signal Word: Danger
UN No.: 3264
IMCO Class No.: 8
Packing Group: II
Hazardous Statement: H314
Precaution Statement: P280-P305 + P351 + P338-P310

Revision Date : 18-Sep-2021