Description
Analysis Note Protein determined by biuret.
Preparation Note Prepared by modification of the method of Fondy.
Unit Definition One unit will convert 1.0 μmole of dihydroxyacetone phosphate to α-glycerophosphate per min at pH 7.4 at 25 °C.
Physical form Crystalline suspension in 3.2 M （NH4）2SO4 solution, pH 6.0

Properties
type Type I
form ammonium sulfate suspension
foreign activity Lactic dehydrogenase, pyruvate kinase, aldolase, and glyceraldehyde-3-phosphate dehydrogenase ≤0.01%
  Triosephosphate isomerase ≤0.02%
storage temp. 2-8°C

Safety
WGK Germany 3