Recommended Products
Assay
≥95% (SDS-PAGE)
Quality Level
form
lyophilized solid
specific activity
≥2.5 units/mg protein
manufacturer/tradename
Calbiochem®
storage condition
OK to freeze
desiccated
solubility
HCl: 2 mM
aqueous buffer, pH 2.5: soluble
foreign activity
Chymotrypsin, none detected
shipped in
wet ice
storage temp.
−20°C
General description
Native trypsin from human pancreas. Serine protease that specifically hydrolyzes amides, peptides, and proteins at the C-terminus side of arginine and lysine residues.
Warning
Toxicity: Irritant (B)
Unit Definition
One unit is defined as the amount of enzyme that will hydrolyze 1 µmol of N-benzyl-L-arginine-pNA per min at 25°C, 200 mM Tris-HCl, pH 7.8, 20 mM CaCl₂.
Physical form
Salt-free.
Preparation Note
Prepared from tissue that has been shown by certified tests to be negative for HBsAg and for antibodies to HIV and HCV.
Reconstitution
Following reconstitution, aliquot and freeze (-70°C).
Other Notes
Merck Index13, 9865.
Travis, J., and Roberts, R.C. 1969. Biochemistry 8, 2884.
Travis, J., and Roberts, R.C. 1969. Biochemistry 8, 2884.
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Disclaimer
when assayed against N-Suc-Ala-Ala-Pro-Phe-pNA (573462)
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Contact Technical Service