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Magnesium Sulphate

High-purity Magnesium Sulphate (MgSO4) supplied by Pritech Chemical. Available in Heptahydrate, Monohydrate, and Anhydrous grades. White crystals, powder, or granules for agricultural, feed, industrial, and food applications. Strict quality control with COA and SGS test reports provided.

Product Overview

Magnesium Sulphate (MgSO₄) is a highly soluble, white crystalline inorganic salt supplied by Pritech Chemical from our Weifang production base. It is available as heptahydrate (MgSO₄·7H₂O), monohydrate (MgSO₄·H₂O) and anhydrous MgSO₄, in crystal, powder, granule and flake forms.

Typical Specification:

Grade

Item

Magnesium Sulphate Heptahydrate

Magnesium Sulfate Dihydrate

Magnesium Sulphate Monohydrate

Magnesium Sulfate Anhydrous

Appearance

White Crystals

White powder

Or granule

White powder

Or granule

White powder

Or granule

Assay %min

99.5

99

99

98

MgSO4%min

48.59

76

86

98

MgO %min

16.20

25.30

28.60

32.60

Mg % min

9.80

15.23

17.21

19.8

PH(5% Solution)

5.0-9.2

5.0-9.2

5.0-9.2

5.0-9.2

Iron(Fe)%max

0.0015

0.0015

0.0015

0.0015

Chloride(Cl)%max

0.014

0.014

0.014

0.014

Heavy metal

(as Pb)%max

0.0006

0.0007

0.0008

0.0008

Arsenic(As)%max

0.0002

0.0002

0.0002

0.0002

 

Applications

  1. Agriculture & Fertilizer
    Used as magnesium fertilizer and foliar spray to correct Mg deficiency in soil, supporting chlorophyll synthesis and crop yield.

  2. Feed Industry
    Acts as a mineral supplement for livestock and aquaculture to support bone development and metabolic functions.

  3. Industrial Processing
    Used as raw material for magnesium salts, paper & leather processing, textile dyeing, and water treatment.

  4. Desiccant & Moisture Control
    Anhydrous grade is used for moisture control in containers, warehouses and air-drying systems.

  5. Food & Pharma
    Qualified grades serve as firming agent, nutrient supplement, and pharmaceutical excipient.
    Note: dosage and application should follow local standards and specific industry requirements.

Packaging

  • 25 kg PP woven bag with PE inner liner

  • 500 kg / 1000 kg jumbo bag (big bag)

  • Small packs: 1 kg / 5 kg / 10 kg (retail & lab use)

  • Custom label / OEM bag printing available

  • MOQ: 1×20'FCL, mixed specs acceptable

Storage

Store in a dry, well-ventilated warehouse. Reseal bags tightly after opening. Keep away from moisture and incompatible materials.

Quality Assurance

Every batch is tested in our laboratory before delivery. Pre-production samples and third-party testing (SGS/Intertek) are available upon request. (Note: Test report / COA attached as per current existing file).


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Weifang Pritech Chemical Co.,ltd

Contact:

Mobile:8615376682275

Email:Info@pritechchem.com

Add:Guangdian industrial zone, Gaoxin District, Weifang, Shandong,China

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