1) Product: Sodium Metabisulfite;

2) Chemical formula: Na2S2O5; 3) Place of Origin: China; 4) Physical appearance: White or slightly yellowish crystalline powder; 5) Packing: 25kg, 50kg, 1000kg, 1200kg / plastic woven bag lined with one layer polythene bag; 6) Application: Widely used in leather tanning, cloth knitting, organic matters blanching, mordant, food preservation, brewing, sterilization and antisepsis of beverage, synthetic organic reducers for photography, rubber coagulators and spices. Please don't hesitate to contact me if you are interested in it. Your any enquiry will meet our prompt reply. We are always glad to give you the best quality and price. Welcome your specific inquiry. Thanks a lot.