Customization: | Available |
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CAS No.: | 10034-99-8 |
Formula: | Mgso4 7H2O |
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Magnesium sulfate Heptahydrate
1.Chemical Name: Magnesium sulfate heptahydrate
2.Molecular Formula: MgSO4·7H2O
3.Molecular Weight: 246.47
4.CAS: 10034-99-8
5.Character: It's colorless prismatic or needle-shaped crystal, odorless, tastes cool, salty and bitter. It is easily soluble in water (119.8%, 20ºC) and glycerine, slightly soluble in ethanol. The aqueous solution is neutral.
6.Application:
Magnesium Sulphate Heptahydrate In food industry :
it is used as nutritional supplement, solidification, the flavor increase, process helper, brew additive.The biggest usage in minerals drinks, 0.05 g/kg.In liquid and beverage, the usage of 1.4 ~ 2.8 g/kg
Magnesium Sulphate Heptahydrate is used in industry:
In printing and dyeing industry,it can be used as fabric dyeing agent, weighting agent, mordant, and the aggravating reagent of calico or silk, and filling up of wooden-cotton products. It can be used as a filler to enhance heat resistance in leather industry; used for fireproof material making. It can be used for desiccant and dehydrating agent in organic chemical industry. It can be used in industry wastewater treatment.
Magnesium Sulphate Heptahydrate is used in agriculture and gardening fertilizer:
It is applied to Magnesium deficient soil, soluble in the water, absorbed by the soil, to make it fertile. As a key component of chlorophyll molecule, it absorbs sunlight, utilizing the light energy for providing food nutrients for plants during photosynthesis, which can strengthen nutrition to increase the output and crop growth. Magnesium sulfate has higher solubility than other fertilizers.
7.Packing: 25kgs paper bag or customized package.
Test item | USP/BP/ Ph. Eur | |
Assay(MgSO4·7H2O) | 99.0-100.5% | |
pH of 5% solution | 5.0-9.2 | |
Acidity or alkalinity | Passes test | |
Insoluble matter in H2O | ≤ | 0.025 % |
Loss on drying at 450ºC | ≤ | 48.0-52.0 % |
Chloride (Cl) | ≤ | 0.014% |
Ammonium (NH4) | ≤ | 0.005% |
Phosphate (PO4) | ≤ | 0.002 % |
Residual solvents(Ph.Eur/USP) | Passes test | |
Heavy metals (as Pb) | ≤ | 0.001% |
As | ≤ | 0.00015 % |
Fe | ≤ | 0.002 % |
Se | ≤ | 0.0015 % |
PACKING
Packing: 25kgs PP+PE bag or 25kgs paper bag with pallets;