Magnesium Sulfate, Heptahydrate, U.S.P. / N.F.

CAS 10034-99-8

MgSO4·7H2O                                   F.W. 246.48

Assay (MgSO4; Anhydrous Basis)99.0-100.5%

pH of 5% Solution 25°C…………………..........…..5.0-9.2

Loss on Ignition 105°C………………..............40.0-52.0%

MAXIMUM LIMITS

Chloride………………………………………….….0.014%

Iron………………………………………………….20mg/g

Heavy Metals……………………………………....0.001%

Selenium……………………………………………0.003%

Organic Volatile Impurities………...............To pass Test