Original
By certification 
Ammonium polyphosphate (APP-1 )
Molecular Formula: (NH4PO3)n
Appearance: White powder
Specifications:
| P (%): | 31-32 |
N (%) |
>14 |
Degree of polymerization |
>1500 |
Density (g/cm3) |
1.9(g/cm3) |
Decomposition temperature |
>275℃ |
Solubility in water (25℃g/100mlH2O) |
<0.2 g/100mlH2O |
PH |
5.5~7.5 |
Particle size Dav: |
15um |
* Crystal :Phase II
Main use in Plastic(PP,PE,PA,PVC,PBT),PU, Rubber ,Paint ,coating
