... 2000mt per month 25,50,1000,1200kg PP/PE bag Magnesium Sulphate HeptahydrateCAS No.:10034-99-8Chemical Name: Molecular Formula: MgSO4.7H2OMolecular ... Insoluble0.001% maxPH4-6.5Application:As a main materials in fertilizer. Also can be used in stockfeed additive leather, dyeing, pigment ... storage:In PP/PE bags, 25,50,1000,1200kg net. Magnesium sulphate heptahydrate