AMMONIUM POLYPHOSPHATE 

 SYNONYM: APP

 FOMULAR: (NH4PO3)n   n>= 1000  

 CAS NO.: 68333-79-9  

  DESCRIPTION：WHITE POWDER  

  SPECIFICATIONS:   

APPEARANCE 

WHITE POWDER 

PHOSPHORUS 

31-32% 

NITROGEN 

14-15% 

PH VALUE (10%SUSPENSION) 

5.5-7.5 

DENSITY AT 25℃ (g/cm3) 

1.85-2.00 

SOLUBILITY IN WATER (g/100ml H2O) 

0.5 MAX. 

WATER CONTENT 

0.25% MAX. 

THERMAL DECOMPOSITION 

275℃ MIN. 

POLY DEGREE 

1000 MIN. 

CRYSTALLINE STYLE 

II 

AVERAGE PARTICLE SIZE 

APPROX.15um 

 USE: MAY BE MOSTLY USED IN INTUMESCENT COATING, POLYURETHANE FOAMS AND CELLULOSE (FOR EXAMPLE: PAPER AND WOOD). BECAUSE OF ITS HIGH HEAT STABILITY, EXFLAMTM IS AN ESSENTIAL COMPONENT IN INTUMESCENT FORMULATIONS FOR THERMOPLASTICS, PARTICULARLY POLYPROPYLENE, FOR WHICH THE CLASSIFICATION UL 94-V0 IS SPECIFIED FOR APPLICATION IN THE ELECTRICAL SECTOR.

 PACKING: 25KGS NET /PP WOVEN BAG OR KRAFT BAG.