Product Name: Zinc Sulphate 33%
It is essential for bio synthesis of plant growth regulator. Activity of various enzymes is also dependant upon the presence of zinc.
Zinc Sulphate Mono- hydrate (ZnSO4. H2O) – Specifications as per FCO
|Matter- insoluble in water per cent by weight, maximum||1.0|
|Zinc (as Zn) percent by weight, minimum||33.0|
|Lead (as Pb) percent by weight, maximum||0.003|
|Iron (as Fe) percent by weight, maximum||1.0|
|pH (5% solution) not less than||4.0|
|Sulphate Sulphur (as S) percent by weight, minimum||15.0|
|Cadmium (as Cd) percent by weight, maximum||0.0025|
|Arsenic (as As) percent by weight, maximum||0.01|
Soil application of 37.5 kg Zinc sulphate/ha before the last ploughing.