BR,4000u/g
BR,800u/mg
BR,93%
≥3,000 units/mg protein,小牛肠,50%甘油溶液
10u/mg protein,大肠杆菌,硫酸铵悬液
BR,≥15 units/mg solid
≥10 units/mg solid
≥100 units/mg solid,Streptomyces sp .