Product description: Zinc Sulfate: Have another name called the zinc sulfate of zinc sulphate, Molecular Formula: ZnSO4.7H2O ,Molecular Weight:287.54
Nature: Colourless needle form crystallization, than in weight 1.957 ,point 100 oC, Apt to dissolve on water, dissolve on ethanol or glycerine a little, dry air weather progressively, 39 oC lose apiece of water of crystallization.In280 oC, dehydrates as the anhydrous thing, divides into ZnO and SO3 while heating to 717 oC.
Use: Make lithopone, zinc raw materials of salt, use as and print and dye mordant, timber machine leather keep pharmaceutical, bone glue clarified and keeps pharmaceutical and medicinal catalyst. Used for preventing the nursery disease of the fruit tree and making the cable. Viscose rayon and vinylon fibre, etc.
Important supplementary raw materials too, apply to electrolytic and electroplate trade extensively also, In the fodder, animal remedy, agriculture chemical, all indispensable this products are a kind of chemical intermedia too.
Packaging: Use the braided bag packaging of a inside lining of plastic bags, each with weight of 50kg.
Store: Store it in the dry storehouse. Need to carry and hide things while transporting, prevent the sun, rain and wet. Can be watered while be fired.
Quality Requirement:

Index Name	Index
ZnSO4.7H2O %	Grade 99%	Grade 98%
H2SO4 %	0.05	0.1
% Water Insoluble Matter	0.02	0.05
Fe %	0.005	0.01
Pb%	0.01	0.05