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Industrial Grade Magnesium Sulphate Heptahydrate

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Company: Choice Chemicals Ltd.

Address: Centre of City, No.235 Wuyi Road, Furong District, Changsha, Hunan Province 410011, P.R.China

Tel: +86 731 89856736/92/93

Fax: 0086 731 89878447

E-mail: info@choice-chem.com

Industrial Grade Magnesium Sulphate Heptahydrate

Industrial Grade Magnesium Sulphate Heptahydrate

Information

Appearance

Colorless fine needle or oblique column crystal    

CAS NO

10034-99-8

EINECS

242-691-3

H.S.CODE

2833.2100.00

Molecular Formula              

MgSO4.7H2O

Molecular weight

246.46956

Quality Standard

Component

Bath grade                 

Typical

MgSO4.7H2O

99.5% min.

99.5%

MgSO4

48.59% min.

48.60%                

MgO

16.20% min.

16.22%

Mg

9.8% min.

9.85%

Fe (Iron)

0.002% max.

0.0018%

Cl (Chloride)

0.03% max.

0.026%

Pb (Heavy metal )

0.0008% max.

0.0006%

S

12.0% min.

12.5%

As (Arsenic)

0.0002% max.

0.00018%

PH                            

5 – 8

6.5

Cd

0.0002% max.

0.0001%

Hg

0.0001% max.

0.0001%

Application

1. It can be applied in the paper, rayon and silk industries. For example, Magnesium sulfate can be used in the decolorization of kraft pulp.

2.It can be used for thin cotton printing and dyeing, silk weighting and product packing of ceiba.

3.In light industries, it can be used in the production of yeast and monosodium glutamate, as well as act as a stabilizer for Calcium Hydrogen Phosphate in the toothpaste production process.

4.In the leather-making industry, it can be used as a filling agent to improve the heat resistance of products.

Packaging & Transportation

Packing: Externally consists of polypropylene woven bags, and internally of paper-plastic composite bags; Kraft paper bags lined with polyethylene plastic bags.

Net weight:25, 50, or 1000kg bags, or customized according to customer requirements.

 

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