Specification Sheet
Product Name L-Lactic Dehydrogenase LDH-2 (H3M) Isoenzyme from human erythrocytes,
Type XX, 98% (homogeneous), ammonium sulfate suspension, ~150 units/mg protein
Product Number L3757
Product Brand SIGMA
CAS Number 9001-60-9
 
TEST SPECIFICATION
APPEARANCE WHITE TO OFF-WHITE SUSPENSION
ENZYMATIC ACTIVITY 250 TO 450 UNITS/MG PROTEIN (BIURET)
UNIT DEFINITION ONE UNIT WILL REDUCE 1.0 MICROMOLE OF PYRUVATE TO L-LACTATE PER MINUTE AT PH 7.5 AT 37 DEG C.
AGAROSE ELECTROPHORESIS NOT LESS THAN 98% HOMOGENEOUS AS LDH-2 (H3M) ISOENZYME
PYRUVATE KINASE NOT MORE THAN 0.1%
SHELF LIFE SOP QC-12-006 5 YEARS
DOCUMENT # L3757/3/27/95/2