Substitute for hypochlorite bleach

Brief introduction Denim bleaching of indigo-dyed garments as substitute for hypochlorite bleach. Less damage to fibers and protect the fabrics strength, especially the elastic fabrics. Less batch difference in decolorization effect. Halogene-free and free of heavy metals. Properties Physical form white powder Composition mixture of organic and inorganic substances PH(1% aqueous solution) 2-3 Solubility easily dilute with cold or warm water Applications Process and Recipe: SFH 1.5-3g/L Nacl 10-15g/L Temperature 50°C Time 10-30mins Liquid Ratio 1:10-20 Then neutralization with 1-2 g / L Sodium Thiosulfate and washing Storage Package: 25KG/bag. Keep in a cool place at about 5-40°C for at least 12 months shelf life.