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This agricultural-grade magnesium sulfate heptahydrate (MgSO4•7H2O) is an extremely soluble and bioavailable source of magnesium and sulfur for the health of animals and plants.
Chemical Name: Magnesium sulfate heptahydrate
CAS No: 10034-99-8*
GRAS – Generally Regarded As Safe
9.8% water-soluble magnesium
Check out the Data Sheets for further information on the chemical properties, end uses and certifications.
* These mixing amounts based on mixing of water and magnesium sulfate hepta only; additional inputs in solution will lessen the amount of mag-sulfate that can be added to make a saturated solution and lessen its Mg concentration.