Introducing Zinc Sulphate Heptahydrate, the dynamic compound that is revolutionizing growth and nourishment. With its remarkable properties and versatile applications, this powerhouse substance is driving progress in various industries, from agriculture to healthcare.

Zinc Sulphate Heptahydrate, with its chemical formula ZnSO4·7H2O, is a crystalline salt that exhibits high solubility in water. It is a rich source of zinc, an essential micronutrient crucial for numerous biological processes in both plants and animals.

In the agricultural domain, Zinc Sulphate Heptahydrate plays a vital role in promoting healthy plant growth and development. Zinc is a key element in enzyme systems responsible for various metabolic processes within plants. By supplying plants with this essential nutrient, Zinc Sulphate Heptahydrate enhances root development, improves nutrient uptake, and strengthens plant resilience against environmental stressors. Farmers and horticulturists rely on this compound to achieve optimal crop yield, quality, and overall plant health.



Description Colourless, transparent crystals or a white, crystalline powder;
Odourless: efflorescent.
HS Code 28332990
Cas no 7446-20-0
Solubility Very soluble in water, practically insoluble in ethanol (95%).
Identification A) It gives the reaction of zinc salts
B) It gives the reaction of sulphates
Appearance of the solution Solution A is clear & colourless.
pH 4.4 to 5.6
Arsenic NMT 10 ppm
Iron NMT 100 ppm
Chlorides Maximum 250 ppm
Assay 99.0% to 104.0% (of ZnSO4.7H2O)


– The main application of Zinc Sulphate Heptahydrate is as a coagulant in the production of rayon.
– It is also a precursor to the pigment lithopone.
– Zinc sulfate is used to supply zinc in animal feeds, fertilizers, and agricultural sprays.
– It is used as in electrolytes for zinc plating, as a mordant in dyeing, as a preservative for skins.
– In leather and in medicine as an astringent and emetic.
– Zinc Sulphate Heptahydrate is also used as laboratory reagent.


25 kg PP bag with LDPE liner inside / 500 kg and 1000 kg Jumbo bag.

Chemical Formula