Product:Ammonium Polyphosphate AP730 Chemical Formula:(NH4PO3)n CAS:68333-79-9 HS code:2835399000 Appearance: white powder Application: The product applies textile, expansion type fire retardant coatings ,polyurethane, UP resin, epoxy resin, etc.It can also be used in fiber and rubber products. Characters: 1.Due to the surface treatment , the resistance to moisture absorption is better and water-solubility is lower. 2.Mainly be used in textile coating. 3.Dispersion performance is better. Packaging:25 kg /bag, using paper bags with PE inner Capacity:2000MT/A Storage and Transportation:Handle with care,keep airtight and dry. Specification: Item Index Content of P,% 30.0-32.0 Content of N ,% 14.0-15.0 Particle Size (D50),um 280 Water Solubility(at 25C,4% aqueous suspension),%