... , CAS:68333-79-9 Chemical type : Ammonium polyphosphate with short chain and low polymerization degreeCAS NO.:68333-79-9Molecular Formula:(NH4PO3 ... during production and use, good compatibleness, not to react with other flame retardant and auxiliary ;3. High PN content, ... : to prepare 20PN flame retardant, used solely or together with other materials in the flameproof treatment for textiles, papers, ...