... ) Chemical name: ABC dry powder extinguisher Model:50A,50B,50C,75(Can be custom) ABC dry powder extinguisher (GB 4066.2-2004 ... )Chemical name: ABC dry powder extinguisherModel:50A,50B,50C,75(Can be custom) ITEMSTANDARDNH4 H2 ... Payment: T/T , L/C at sight ABC Fire Extinguisher Powder