... on SGS inspection 3: Based on quick shipment Potassium dichromate: ItemIndexHigh Grade1st GradeStandard Grade K2Cr2O7 Content99.899. ... %0.0300.030-Applications: Manufacture of chrome oxides, potassium chromate, chrome yellow pigment, Surface passivation of steel, Manufacture ... of welding rods, matches, chromic potassium sulfate and chemical reagents. Used as an oxidant.Packing: ...