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Granular Zinc Sulphate fertilizer grade
Granular Zinc Sulphate fertilizer grade
Supplier Info
[China Supplier]
Contact Person : Ms. Lin Melody
Tel : 86-551-64264327
Fax : 86-551-65612987
Product Detail
Granular Zinc Sulphate fertilizer grade 1.Fertilizer Grade 2.white Granular 3.Large Stock,Fast Delivery

Basic Properties: Colorless or white crystalline, particle or powder,Without odour. Astringent taste. In the dry air weathering, 280 °C lost all gesso, 500 °C above decomposition. 1 g soluble in 0.6 ml water, 2.5 ml glycerin, not soluble in alcohol. To become acidic aqueous solution litmus, pH 4.5.

Can be used to prevent the disease of fruit tree nursery, is also a kind of supplement crops trace elements of the commonly used zinc fertilizer fertilizer, can do basal, hairy, fat, etc.

Also used for printing and dying mordant dyeing, wood and leather preservation agent.

Executive standard:

ITEM

INDEX

Zinc Sulphate Monohydrate

Zinc Sulfate Heptahydrate

INDEX

RESULT

INDEX

RESULT

Zn  ≥%

35.7

35.8

22.51

22.60

ZnSO4·H2O  ≥% ZnSO4·7H2O ≥%

98.0

98.2

99.0

99.2

Insolubles  ≤%

0.020

0.020

0.020

0.020

PH ( 50g /L ) ≥%

4.0

4.0

3.0

3.0

Cl ≤%

0.20

0.20

0.20

0.20

Pb ≤%

0.002

0.002

0.001

0.001

Fe ≤%

0.008

0.007

0.003

0.003

Mn ≤%

0.01

0.01

0.005

0.005

Cd≤%

0.002

0.002

0.001

0.001

Cu≤%

0.001

-------

0.002

——

Packing: 50KG / pieces. Plastic woven bag lined with polyethylene plastic bag. (Which can be packaged according to customer requirements)

Delivery Date: within 15 days after confirmation

Granular Zinc Sulphate fertilizer grade

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