【Zinc sulphate Monohydrate(ZnSO4·H2O) Granular】
SPECIFICATION
I Total Zinc content percent by weight mininum 34.5%
II Water soluble Zinc as percentage of total Zinc minimum 97.0%
III Sulphur (as So4-s) content as percentage minimum 17.0%
IV Magnesium (Mg) percent by mass minimum 1.0%
V Copper (cu) percent by mass minimum 0.1%
VI PH not less than 4
VII Matter insoluble in water percent by mass minimum 1.0%
VIII Moisture content (Free water) 1.0%
IX Percent by weight minimum 5.0%
Particle size (in case of granular product)/
90 percent of the material shall pass through 3-1 min BDS sieve
X Physical condition Granular free flowing crystalline
XI Lead percentage 20PPM
XII Cadnium percentage 10PPM
XIII Arseinc percentage 20PPM