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酶和辅酶 |
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T1426 | CAS:9002-07-7 | TPCK Trypsin | Trypsin from bovine pancreas | 胰蛋白酶
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T1426 Trypsin from bovine pancreas
Sigma TPCK Treated, essentially salt-free, lyophilized powder, ≥10,000 BAEE units/mg protein
窗体底端
货号 号 |
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您的价格 RMB |
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T1426-50MG |
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453.96 |
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T1426-100MG |
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657.54 |
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T1426-250MG |
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1,071.72 |
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T1426-500MG |
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1,880.19 |
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T1426-1G |
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3,247.92 |
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T1426-5G |
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13,044.33 |
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CAS Number: |
9002-07-7 |
Enzyme Commission (EC) Number: |
3.4.21.4 ( BRENDA | IUBMB ) |
EC Number: |
232-650-8 |
MDL number: |
MFCD00082094 |
Description
Frequently Asked Questions |
Live Chat and Frequently Asked Questions are available for this Product. |
Analysis Note |
One BTEE unit = 320 ATEE units |
Other Notes |
View more information on trypsin at www.sigma-aldrich.com/enzymeexplorer |
Preparation Note |
TPCK treated; the treatment with L-1-Tosylamide-2-phenylethyl chloromethyl ketone (TPCK) reduces the chymotrypsin activity which is usually present in trypsin. Dialyzed |
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Derived from New Zealand-sourced pancreas |
Unit Definition |
One BAEE unit will produce a ΔA253 of 0.001 per min at pH 7.6 at 25 °C using BAEE as substrate. Reaction volume = 3.2 ml (1 cm light path). |
性质
form |
essentially salt-free, lyophilized powder |
mol wt |
mol wt 23.8 kDa |
foreign activity |
Chymotrypsin ≤0.1 BTEE units/mg protein |
storage temp. |
−20°C |
安全性
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