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Zinc Sulphate Heptahydrate - China

price: contact company for price

Products Name: Zinc sulphate Heptahydrate Basic description Formula:

ZnSO4.7H2O CAS No.: 7446-20-0 HS Code: 283329300 EIENCS: 231-793-3

Quality: ISO9001: 2008

Physical Description

Mol Weight: 287.56

Appearance: White crystalline powder or granular

Odour: Odorless

Melting Point: It loses water at 30 degree C to give the hexahydrate and more water is lost at 70 degree C to form the monohydrate. The anhydrous salt forms at 280 degree C

Density: 1.957


Powder: Zn: 22% min

Pb: 10ppm max As: 5ppm max

Cd: 10ppm max, Fe: 200PPM max

Granular: Zn: 21, 5%

Pb: 20ppmMax, As< 10ppmMax

CD< 20ppmMax. Fe< 200ppmMax

Size: 0.5-1mm, 1-2mm, 2-4mm


ZnSO4 is mainly used as raw material for the production of lithopone and zinc salts. It is also used in synthetic fiber industry, zinc plating, Pesticides, flotation, fungicide and water, purification. In agriculture, it is mainly used as feed additive and trace element fertilizer, etc.


Dry and hermetic.

Zinc Sulphate Heptahydrate

Thank you in advance for your consideration

Company Contact:

  • Phone: 8673157781689

  • Address: No.26,Haitang Road,Yisuhe Town,Xiangtan County,Hu, Xiangtan , China

  • Email: Email

Published date: September 7, 2012 -

  • Business Description: export02(at)fhzinc.com

    All of the zinc Sulphate granula in the world comes from China,and 90% produced from Hunan province.We are among the few who can issue legal inspection certificate for zinc sulphate granula fertilizer. probablely some fertilizer granula you ever used produced from our workshop! Because we are stable supplier for many global renowned fertilizer importers.

    Fenghe was founded in 2000, To begin with, we mainly specialized in R&D,manufacturing and technical transformation of zinc sulphpate fertilizer.Now our new factory is located in Xiangtan,Hunan province,where spreads aboundant raw material resources with mature supporting system.Our 3 modern production lines can produce 60 tons products per day.Also thanks to our 2 powder factories,who have always supplied us with best quality powders.

    Our skilled engineers can reach any kinds of technical requirements,such as small diameters like 0.5 1mm, and special Zn content like 21%,25% ,30% or 34.5%,What's more,we do best finishing on partical strength,color retention and glossiness.

    There is nearly 20 years experience for Hunan to export sulphate salt products.The export procedure is mature enough,such as pallet packaging,container transportation and the third party inspection experience.Please trust us that our professional service will certainly let your consignments reach the destination punctually.Thanks for your attention!
    pls contact us by export02(at)fhzinc.com

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