Ammonium Polyphosphate

Items Standard Value Test Results
Appearance Powder Powder
Available P2O5 58.0%min 58.3%
Total Nitrogen (N) 18.0%min 18.2%
Polymerization Rate 65.0%min 72.5%
Degree of Polymerization 2-5 3.4
Solubility(in 100mL water) 175g min
Water Insoluble 0.1% Not detected
Moisture(H2O) 0.5% max 0.31%
pH Value 6-8 7.2
As 30ppm max 18ppm
Pb 10ppm max 3ppm
Cd 5ppm max 0.2ppm
Cr 20ppm max 11ppm
Hg 0.1ppm max 0.01ppm
Particle Size (beneath 20 mesh) 90.0%min 90.00%
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