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Native Bovine Cathepsin B

Cat.No.: CTSB-188B
Source: bovine tissue
Species: Bovine
Form: Frozen
Bio-activity: >= 10 units per mg protein using Z-RR-pNA as a substrate. One unit is defined as the amount of enzyme that hydrolyzes on umole Z-RR=pNA per minute at 37°C, pH 6.0 in the presence of DTT. Note: one unit defined by Z-RR=pNA equals ~ 20 units defined by Z-RR-betaNA
Molecular Mass: MW: 22,000-23,000 by SDS PAGE under reducing conditions
Purity: >= 95% by SDS-PAGE
Usage: For research use or for use in further manufacturing.
Quality Control Test: Prepared from tissue collected int the contiguous United Statesfrom animals under 30 months of age at a USDA inspected facility. Animals were inspected ante and post mortem and found free ofinfections diseases.
Stability: >1 year
Storage: <=>
Storage Buffer: 50 mM Na Acetate, pH 5.0 with 1mM EDTA

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