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Specifications
Magnesium sulfate
1. Assay: 99.5%
2. Apperance: White Crystal
3. Industrial and agriculral use
4. Control the content as request
Magnesium sulfate
We can control the content according to the request of clients.
Magnesium Sulfate
Molecular Formula: MgSO 4.7H 2 O.
Molecular weight: 246.48.
Characteristics:
--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. Solublein its own waterat 67.5oC. Slightly soluble in ethanol and glycerin.
--Dcomposing is heatedup. Lossing 4 crystal waterat 70-80oC. About at 200oC, lossing all of its crystal water becomes anhydrous compounds.
Use:
--Mainly used in tanning, pringting and dyeing, activator, papermaking, plastic, porcelain, pigment matchmaking, dynamite and fireproof materials making.
--Can used in pringting and dyeing delaine as the aggravating reagent of calico or silk, and as filling up of wooden-cotton products. Be used as Epsom salts at medicine.
Packing, Storage and Transportation:
Knitting bags with plastic liners, 25kg, 40kg, 50kg per bag.
Stored in dry and cool place. Protection from sunshine, rain, moisture.
Magnesium Sulphate 98% is Water Soluble Micronutrient Fertilizer. Releases magnesium quickly for fast green up. Where nitrogen level is to be controlled and magnesium is to supplied.
Grade
Item | Magnesium Sulphate Heptahydrate | Magnesium Sulfate Pentahydrate | Magnesium Sulphate Trihydrate | Magnesium Sulfate Dihydrate | Magnesium Sulphate Monohydrate | Magnesium Sulfate Anhydrate |
Assay %min | 99.5 | 99 | 99 | 99 | 99 | 98 |
MgSO4% min | 48.59 | 56 | 68 | 76 | 86 | 98 |
MgO %
min | 16.20 | 19.00 | 22.70 | 25.30 | 28.60 | 32.60 |
Mg %
min | 9.80 | 11.31 | 13.65 | 15.23 | 17.21 | 19.6 |
PH(5% Solution) | 5.0-9.2 | 5.0-9.2 | 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 | 0.0015 | 0.0015 |
Chloride(Cl)%max | 0.014 | 0.014 | 0.014 | 0.014 | 0.014 | 0.014 |
Heavy metal (as Pb)%max | 0.0006 | 0.0006 | 0.0007 | 0.0007 | 0.0008 | 0.0008 |
Arsenic(As)%max | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0002 |
Appearance | White Crystals | White powder Or granule | White powder Or granule | White powder Or granule | White powder Or granule | White powder Or granule |