Purchase Qty. Reference FOB Price
25-999 kg US$4.00
1,000+ kg US$3.00
Product Description
Product Description At room temperature zinc sulfate heptahydrate is white granules or powder, orthorhombic crystals, with astringent properties, is a commonly used astringent, in dry air will weather. It needs to be stored in airtight. Mainly used as a raw material for manufacturing zinc barium ...