Food Grade Zinc Sulfate Heptahydrate

Min.Order / FOB Price:Get Latest Price

1 Metric Ton	Negotiable

1 Metric Ton

Negotiable

Min.Order :1 Metric Ton
Purity: Zn 22.5%min
Payment Terms : L/C,T/T,Other

Keywords

Sulfate Heptahydrate 7782-63-0 Fesofor;Greenvitrol;Haemofort;Iron(II)sulfate(1:1),heptahydrate;Ironate;Ironvitrol;Presfersul;O-PHENANTHROLINE FERROUS SULFATE

Quick Details

Appearance:light blue or light blue-green solid
Application:As supplement nutriment of food, zinc fortifier. Characteristic and function
PackAge:at your request
ProductionCapacity:1000|Metric Ton|Year
Storage:Store in dry, dark and ventilated place
Transportation:By Sea,By Air,By Courier

Superiority:

As a professional chemical export company for many years,We can provide the high quality service in this field.
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Details:

Food Grade Zinc Sulfate Heptahydrate

Molecular formula ZnSO₄ 7H₂O
Molecular weight 287.56
Physical and chemical property
White or slight-yellow crystal, loose and no agglomeration, easy soluble in water and slightly dissolvable in alcohol and glycerol, insoluble in liquid ammonia and ketone, tending to lose water molecules of hydration in dry air and become white powder appearance. When the temperature is 280℃, it will become no water substance and lose all crystal water. When the temperature is above 500℃, it will decompose.
Relatively density: 1.975
Melting point: 100℃
Use
As supplement nutriment of food, zinc fortifier.
Characteristic and function

High purity, easy soluble, quick absorbable for human body.
Low content of heavy metal, Pb, Cd, Hg, Cr and As meet with China Inspection and Quarantine Food Standard.

Packaging and transportation
Plastic woven bag lined with plastic film bag. Standard net weight: 25kg or as customer’s requirement. Avoid moisture during transportation and store.

ITEM	INDEX
Type	Premium Grade	Grade I
Zn % ≥	22.51	22.28
ZnSO₄ 7H₂O % ≥	99	98
Water insoluble % ≤	0.02	0.05
PH(50g/L solution) ≥	3.0	3.0
Pb % ≤	0.001	0.002
Fe % ≤	0.003	0.005
Cd % ≤	0.001	0.002
Cr %≤	0.0005	0.001
As % ≤	0.0005	0.0005

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