Epsom salts

Description

Chemical Name: heptahydrate sulfate mineral epsomite (MgSO4·7H2O), 9.8% Water soluble Magnesium (mg), 12.9% Sulfur (S)
Country of Origin: USA
Production: USP Grade (conforms with current US Pharmacopoeia specifications. This means is it tested by the batch of impurities and in this way differs from Agriculture Grade, which is tested less frequently.