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· Chemical Name:Ammonium polyphosphate

· CAS：68333-79-9

· Molecular formula:(NH4PO3)n

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Structural formula:

Applications

APP can be used in expanding fireproof material, such as polyurethane, UP resin and epoxy resin, it can also be used in the retardant of fiber, wood and plastic. APP is an important ingredient of expanding retardant thermoplastic because of its high molecular weight and good heat stability.

Specifications

Item	APP101	APP102
P %	28.0-30.0	31.0-32.0
Moisture %	≤0.20	≤0.20
Water solubility g/100ml	≤0.20	≤0.50
Viscosity mpa·s	≤20	≤50
PH Value	7.0-9.0	5.5-7.5
Particle size μm	≤25	≤25
weight loss ℃	≥280	≥280

Storage and transportation

Handling with care, keeping airtight and dry.
25kg kraft bags.

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