Malic Dehydrogenase from porcine heart, ≥600 units/mg protein (biuret), ammonium sulfate suspension
Malic Dehydrogenase from porcine heart, buffered aqueous glycerol solution, 600-1000 units/mg protein (biuret)
Malic Dehydrogenase from porcine heart, ≥400 units/mg protein (biuret), ammonium sulfate suspension