Magnesium Sulphate Heptahydrate

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Magnesium Sulphate Heptahydrate


White crystal


Magnesium Sulphate 99.5% 1-3mm



Place of Origin

China (Mainland)

Grade Standard

Agriculture Grade, Industrial Grade, Medicine Grade


Colorless tiny acicular or inclined columnar crystal, crystal

Raw Material

Magnesium oxide + sulphate acid


98% 99% 99.5%

Magnesium contain


FOB port

China main port

Terms of Payment

L/C, Western Union, MoneyGram, T/T


Magnesium Sulphate Heptahydrate Description

Magnesium Sulphate as a main materials in fertilizer, magnesium is an essential element in the chlorophyll molecule, and sulfur is another important micronutrient.It is most commonly applied to potted plants, or to magnesium-hungry crops, such as potatoes, roses, tomatoes, lemon trees, carrots, and peppers.

Magnesium Sulfate also used in printing and dyeing,monosodium glutamate and yeast fermentation and as accessory ingredient for ABS and PVC resin.

Magnesium Sulphate Heptahydrate is one of the important compositions of animal skeleton and teeth. It helps activate many kinds of enzymes in organism, controls nerve muscle’s conduction, guarantees cardiac muscles’s normal contraction, and plays an influential role to the poultry vivo material metabolism.

Magnesium Sulphate Heptahydrate 
ItemsstandardstandardLow FE-Standard
Fe50ppm max15ppm max3ppm max
As2ppm max2ppm max
Cd2ppm max2ppm max
Pb6ppm max6ppm max
Insoluble in water≤0.10%≤0.010%≤0.010%
Size0.1-1mm0.1-0.5/ 1-3/ 2-4/ 4-7mm0.1-1mm
AppearanceWhite crystal


Magnesium Sulphate Heptahydrate ( MgSO4.H2O ) Application​

Magnesium sulfate heptahydrate, chemical formula MgSO4 7H2O, also known as Epsom salt, has many uses, including the following aspects:
1.Medical use: Magnesium sulfate heptahydrate can be used as a soaking agent for mild relief of muscle pain and arthritis symptoms, and is widely used in hot spring baths or foot soaks.
2.Beauty and skin care: Magnesium sulfate heptahydrate can be used for skin cleansing and exfoliation, which can effectively absorb oil and dirt, clean pores, soften skin, and help treat skin problems such as acne and eczema.
3.Plant nutrient: Magnesium sulfate heptahydrate can be used as a plant nutrient to provide magnesium and sulfur elements, promote plant growth and development, and prevent leaf yellowing and poor growth caused by magnesium and sulfur deficiency.
4.Industrial application: Magnesium sulfate heptahydrate can be used to prepare other magnesium salts and sulfates, and can also be used in industrial fields as a precipitant, catalyst and antibacterial agent.

Magnesium Sulphate Heptahydrate Selling Points​

1. Supply 0.1-1mm, 1-3mm, 2-4mm and 4-7mm.
2. Supply OEM bag and our Brand Bag.
3. Rich experience in container and BreakBulk Vessel Operation.
4. We have Reach Certificate.

Magnesium Sulphate Heptahydrate ( MgSO4.H2O )Product Pictures

Magnesium Sulphate Heptahydrate1

Magnesium Sulphate Related Products

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