- Inorganic Acids[10]
- Other Fertilizers[10]
- Sulphate[7]
- Phosphate[1]
- Contact Person : Ms. sun hongmin
- Company Name : Laizhou Zhongda Chemical Co., Ltd.
- Tel : 00086-0535-2467608
- Fax : 00086-0535-2469685
- Address : Shandong,yantai,yong'an industrial zone of laizhou city,yantai
- Country/Region : China
- Zip : 261400
mgso4.7h2o
mgso4.7h2o
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 . Solublein 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
name of index | first class | up to standard |
( MgSO4¡¤7H2O)% | ≥98.0 | ≥95.0 |
iron (Fe)% | ≤ 0.005 | ≤ 0.01 |
(as Cl)chloride% | ≤ 0.30 | ≤0.50 |
insoluble in water% | ≤0.10 | ≤0.15 |
mgso4.7h2o
