Magnesium Sulphate Heptahydrate 98% (Industrial Gr

Magnesium Sulphate Heptahydrate Molecular Formula: MgSO4·7H2O. 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 . Soluble in its own water at 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 fertilizer, 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. Technological index: Content ItemUnitQualificationResultsPurity%≥99.0099.07Chloride%≤0.030.015Iron%≤0.0050.0008Pb %≤0.00010.0006As%≤0.00020.00015Insoluble in the water%≤0.100.02PH5-96.55Sizemm0.1-10.1-1LookWhite crystalline substance