Polyphosphoric Acid PPA
Synonyms: Condensed Phosphoric Acid,Multiphosphoric Acid
Chemical Formula: Hn+2PnO3N+1
CAS: 8017-16-1
Product description: Colorless sticky liquid,easy to air stack,not crystallize,corrosive,compatible with water ,hydrolyzed into ortho-phosphoric acid.
Usage: Polyphosphoric acid are used as catalyst in the chemical and the petroleum industries for polymerization ,alkylation,dehydration,condensation ,and isomerization processes.
Product Specification : 105% ,115%,116%,117%
115% Polyphosphoric Acid Index:
|
Item
|
Index
|
|
Best quality
|
Firt Class
|
Qualified
|
|
Appearance
|
Colorless transparent sticky liquid
|
|
Color/Hazen ≤
|
20
|
20
|
30
|
|
H3PO4(%)
|
115
|
115
|
115
|
|
P2O5(%)
|
83.3
|
83.3
|
83.3
|
|
Cl(%) ≤
|
0.0005
|
0.0010
|
0.0020
|
|
Fe(%) ≤
|
0.0005
|
0.0010
|
0.0020
|
|
As(%) ≤
|
0.0050
|
0.0080
|
0.0100
|
|
Pb(%) ≤
|
0.0010
|
0.0015
|
0.0020
|
Packing: 200L/340kg Drum,1000L IBC,ISO Tank