OBACI: 184 OBApprearance:Light green powderShade:Blue whiteAssay: >=98%Applicationwhitener for PVC,PS,PE.PP,ABS,cellulose acetate,printing ink,paint,etc.UsagePVC:0.005-0.05%Polystyrene:0.0001-0.001%(W/W)ABS:0.005-0.05%(W/W)White stroma:0.005-0.05%(W/W)Packaging&Storage20kg or 25kg iron drum...