Package: 25kg per woven bag with plastic linner

Uses : Mainly used in fertilizer,tanning,printing and dyeing,activator,paper-making,plastic,porcelain,pigment,matchmaking and fire-proof meterials.

Molecular Structure:

Product description:

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 67.5℃.Slightly soluble in ethanol and glycerin.--Dcomposing is heatedup.Lossing 4 crystal water at 70-80℃.About at 200℃,lossing all of its crystal water becomes anhydrous compounds.