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  • Elastin Products Company, Inc.
    P.O. Box 568
    Owensville, Missouri, USA 65066

  • Phone: 573-437-2193
    Fax: 573-437-4632
    email: epc@fidnet.com

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$343.00

SOURCE. Human Pancreas

 

SPECIFICATIONS.
From autolyzed human pancreas. Purified by chromatography. Lyophilized. May contain not more than 2% NaCl.
MW - 25,000.
Store at -20°C. Stable 9 - 12 months.

 

ACTIVITY.
15 - 20 units per mg of chymotrypsin protein.
One unit will hydrolyze 1 mM of Suc-Ala-Ala-Pro-Phe-pNA (EPC No. SG554) per minute at pH 8.3 and 25°C. Assay media is 3.0 ml 100 mM Tris pH 8.3 containing 25 mM CaCl2, 0.2 mM substrate and 0.5-2µg enzyme.
Trypsin; <0.4% of specific activity on N-benzoyl-Phe-Val-Arg-pNA (EPC No. NB32).
Assay media 3.0 ml 100 mM Tris pH 8.3 containing 25 mM CaCl2, 0.2 mM substrate and 0.5-2 µg enzyme.
E 1%,280 = 21 for chymotrypsin.