Source：Pseudomonas sp
Concentration：Supplied at ~ 200 U/mL，In 3.2 M ammonium sulphate
Specific Activity：~ 180 U/mg (40oC, pH 4.0 on oyster glycogen) (equivalent to 16 MU Sigma Units/mg)
Unit Definition：One unit of isoamylase activity is the amount of enzyme required to release one μmole of D-glucose reducing sugar equivalent in the presence of oyster glycogen per min at pH 4.0 and 40℃