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Magnesium Sulphate Heptahydrate Purity 99 Cas No 0034 8 - China

price: contact company for price

magnesium sulphate heptahydrate

purity: 99% Cas No: 0034- 99- 8

Molecular Formula: MgSO4 7H2O

Molecule Weight: 246.48


Cas No. : 10034- 99- 8

Molecular Formula: MgSO4· 7H2O

Characteristic: White exiguous acicular or oblique- pillar crystal. Smell- less, tast- bitter. Easily efflorescent at dry air. Speciific gravity is 1.68. Freely soluble in water . Soluble in its own water at 67.5oC. Slightly soluble in ethanol and glycerin. Dcomposing is heatedup. Lossing 4 crystal water at 70- 80oC. About at 200oC, lossing all of its crystal water becomes anhydrous compounds.





99% min


16% max


0.014% max




0.003% max

Heavy Metal as Pb

0.001% max


0.0004% max

Water insoluble

0.10% max

Company Contact:

  • Phone: 8613706450799

  • Address: Industry Zone, Hutouya Town ,, Laizhou City,, China

  • Email: Email

Published date: January 5, 2015 -

  • Business Description: Laizhou Shouxi Magnesite Industry Co.,Ltd. was established in 1989 with its original name Laizhou Hongshuncheng mining Co.,Ltd . In 2007, its name changed to Laizhou Shouxi Magnesite Industry Co., Ltd. The company has an area of 800000 square meters and more than 200 employees. The annual turnover is USD1.2 million. The company is one of the biggest producers of magnesium series products in the whole China. After years of efforts, the production scale has expanded continuously. Now The company has its own factories to produce Magnesium Sulfate, Light Burned Magnesia, Magnesium Oxide Ball, Magnesium Oxide Block.
    The company can produce 30000 tons of magnesium sulfate, including magnesium sulfate heptahydrate(small granule), magnesium sulfate heptahydrate (middle granule), magnesium sulfate heptahydrate(big granule) using the most advanced equipment and production technology. 90% of the products are exported to Europe, USA, Japan, and Korea and so on. The products sell well in more than 40 countries all over the world.
    There are two producing lines of magnesium sulfate, which can satisfy different customers. The products can be mainly divided to food grade, feed grade, industry grade, agriculture grade and so on.
    The products have passed ISO9001 Certification and REACH Pre registration.
    The company owns its own priority to mine magnesite and has abundant mining experience. Every year it can mine over 300000 tons of ores. The annual production ability for light burned magnesia is 200,000 tons, magnesium oxide ball is 50,000tons.The products are mainly offered to steel enterprise at home and abroad and prized by customers.
    Laizhou Shouxi Magnesite Industry Co., Ltd always takes "quality first, reputation first, service first"as aim, "technology first" as goal and continue to serve the new and old customers at home and abroad. General manager Mr guangxu Ning warmly welcome Chinese and foreign friends for negotiation of trade and cooperation and seek development strategy.

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