Potassium Persulfate is also known as potassium peroxydisulfate, its used as an initiator and as a strong oxidizing agent and is used widely in bleaching. Potassium Persulfate is used in circuit board cleaning, polymerization imitator, etching circuit boards, enhancing water purification treatment processes, aluminum and copper surface activation, hair dye decolorization. It can be used as an analytical regent, plastic initiator, and oxidant, and in the processing of photofinishing of film. Sales Specifications Content: 98.0% Min Active Oxygen : 5.8% Min Heavy metals (pb): 5 ppm Max Iron (Fe): 10 ppm Max Total Nitrogen (N): 0.1% Max Chloride (CL): 100 ppm MAx Moisture: 0.05% Max Foreign Matter: 10 particles max Packing 55.115 lb, 40 bags in a pallet DOT Transportation UN1492 Proper Shipping Name: Potassium Persulfate Hazard Class: 5.1 Packing Group: III