Polyphosphoric Acid, PPA, |8017-16-1|
CAS No :8017-16-1
Synonyms: Condensed Phosphoric Acid, Multiphosphoric Acid
Chemical Formula: Hn+2PnO3n+1
Product description: Colorless sticky liquid, easy to air stack, not crystallize, corrosive, compatible with water, hydrolyzed into ortho-phosphoric acid.
Usage: Polyphosphoric acids are used as a catalyst in the chemical and the petroleum industries for polymerization, alkylation, dehydration, condensation, and isomerization processes.
Product Specification:
|
Grade |
105 |
115 |
116 |
117 |
|
H3PO4% |
105 min |
115 min |
116 min |
117 min |
|
P2O5% |
76.0 min |
83.3 min |
84.0 min |
84.7 min |
|
Fluorine% |
0.0010 max |
0.0010 max |
0.0010 max |
0.0010 max |
|
Iron% |
0.0020 max |
0.0020 max |
0.0020 max |
0.0020 max |
|
Arsenic% |
0.0080 max |
0.0080 max |
0.0080 max |
0.0080 max |
|
Lead% |
0.0030 max |
0.0030 max |
0.0030 max |
0.0030 max |
