We are the biggest manufacturer of ammonium persulphate,sodium persulphate,potassium persulphate in China.Our products are initiator for ABS resin,latex resin etc.HEBEI JIHENG GROUP CO.,LTD lies in Henghsui city, Hebei , China. It?s the largest manufacturer of the persulphates in the north of China. Our primary products are the Ammonium persulphate,Potassium persulphate, mono potassium persulphate ,Sodium persulphate etc. AMMONIUM PERSULPHATE Assay 98.5%MIN; Active oxygen 6.91% MIN; Residue after ignition 0.02%MAX; Chloride and chlorate 0.001% MAX; Manganese 0.00005% MAX; Iron 0.0005% MAX ;Heavy metals 0.0005%MAX; Moisture 0.10% MAX SODIUM PERSULPHATE Assay 99.0% MIN ;Active oxygen 6.65% MIN; Chloride and chlorate 0.005%MAX; Ammonia 0.05% MAX; Manganese 0.0001% MAX; Iron 0.001%MAX ;Heavy metals 0.001% MAX; Moisture 0.05%MAX POTASSIUM PERSULPHATE Assay 99.0% MIN Active oxygen 5.85% MIN ;Chloride and chlorate 0.02% MAX ;Manganese 0.0003%MAX ;Iron 0.001% MAX; Heavy metals 0.002% MAX; Moisture 0.15% MAXPotassium monopersulfateActive Oxygen%： min.4.5Active Component（KHSO5）%： min.42.8Moisture % max.0.30PH（25oC） 1 solution 2.2-2.4 3 solution 1.7-2.0Bulk Density g/cm3： 0.95-1.30Mesh(through USS#20 sieve) 100% (through USS#300 sieve) max.5.0The Certificate Number is:0205Q12348R0MOur products have been exp