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Polyphosphoric Acid

Polyphosphoric acid is widely used in medicine, perfume, leather, chemical industry and other industries. It is used as a compound cyclizing agent, acidulant and dehydrating agent in organic synthesis. It can also be used as a substitute for orthophosphoric acid.

keyword:

High-purity phosphoric acid Industrial grade phosphoric acid capital success chemical

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Product description

POLYPHOSPHORIC ACID (PPA)
Molecular formula: Hn + 2PnO3n + 1
Molecular weight: 337.93
Properties: PPA is a colorless transparent viscous liquid, easy to deliquesce, non-crystalline, corrosive, can be miscible with water and hydrolyzed to orthophosphoric acid, specific gravity 2.1g / CM3.
Uses: Polyphosphoric acid is widely used in medicine, perfume, leather, chemical industry and other industries. It is used as a compound cyclizing agent, acidulant and dehydrating agent in organic synthesis. It can also be used as a substitute for orthophosphoric acid.
Packing: IBC barrel

 Specifications of Polyphosphoric Acid

   No.

Items of Analysis

     Unit

105% PPA

115% /116%/117%/118%PPA

Superior products

First Grade

Qualified products

Superior products

First Grade

Qualified products

1

H3PO4

%

105

115/116/117/118

2

 P2O5

%

76.02

83.3/84.0/84.7/85.4

3

Chloride as Cl

%

0.0003

0.0005

0.0005

0.0003

0.0005

0.0005

4

 Iron as Fe

%

0.001

0.002

0.002

0.001

0.002

0.002

5

 Arsenic as As

%

0.0005

0.008

0.010

0.004

0.008

0.010

6

Heavy metal as Pb

%

0.001

0.001

0.002

0.001

0.001

0.002

7

Color

Apha

20

30

40

20

30

40

 

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