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FERROUS SULPHATE HEPTAHYDRATE FEED GRADE
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Description
 Inspection report
 
 
Product name:          FERROUS SULPHATE HEPTAHYDRATE FEED GRADE
 
Applications:
 In industry, it is used in the fields of water purification, preservation of wood and also as mordant, tannage and disinfectant. It is the raw material for manufacture of ferric salt, ink, iron oxide red and indigo-blue ect. In agriculture, it is for fertilizer, weedicide, pesticide, wheat smut killer ect.
characteristics:
Blue-green crystal or granule,odorless,corrosive,efflorescent in dried air and oxidated in wet air, density:1.898, melting point: 64℃,soluble in water(solubility: 48.6g/ml at 50℃).It will be decomposed into Fe2O3when heated red. As it could be easily oxidated, we make it dried by a special method so as to overcome the difficulties in transportation and storage.  
Packing:    1. packed in plastic-lined plastic woven bags of 25 Kgs net each, 25MT per 20’FCL.
2. packed in plastic-lined plastic woven jumbo bags of 1250 Kgs net each, 25MT per 20’FCL.
Quality index
 
Items
Ferrous Sulphate Heptahydrate
Purituy
98% Min
Fe
19.7% Min
Pb
20ppm Max
Cd
10ppm Max
As
10ppm Max
Hg
1ppm Max


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