Min. Order Reference FOB Price
1 Ton US$80.00-120.00 / Ton
Product Description
Product Description Ferrous sulfate heptahydrate commonly known as alum, is a blue-green crystal or particles,mainly used as flocculant,has a strong decolorization ability,but also has the removal of heavy metal ions,oil,phosphorus sterilization and other functions,is printing and dyeing, ...