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產品名稱: CollagenaseⅠ 膠原酶Ⅰ
產品型號: Oso-C8140
產品展商: sigma分裝
產品文檔: 無相關文檔
簡單介紹
CollagenaseⅠ 膠原酶Ⅰ：for general use, Type I, 0.25-1.0 FALGPA units/mg solid, ≥125 CDU/mg solid (CDU = collagen digestion units), essentially salt-free, lyophilized powder
CollagenaseⅠ 膠原酶Ⅰ
的詳細介紹
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CollagenaseⅠ 膠原酶Ⅰ：for general use, Type I, 0.25-1.0 FALGPA units/mg solid, ≥125 CDU/mg solid (CDU = collagen digestion units), essentially salt-free, lyophilized powder。
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Quality
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Also contains clostripain, nonspecific neutral protease, and tryptic activities.
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Unit Definition
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One collagen digestion unit liberates peptides from collagen equivalent in ninhydrin color to 1.0 μmole of leucine in 5 hr at pH 7.4 at 37 °C in the presence of calcium ions.
One FALGPA hydrolysis unit hydrolyzes 1.0 μmole of furylacryloyl-Leu-Gly-Pro-Ala per min at pH 7.5 at 25 °C in the presence of calcium ions.
One neutral protease unit hydrolyzes casein to produce color equivalent to 1.0 μmole tyrosine per 5 hr at pH 7.5 at 37 °C.
One clostripain unit hydrolyzes 1.0 μmole of BAEE per min at pH 7.6 at 25 °C in the presence of DTT.
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Properties
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form
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essentially salt-free, lyophilized powder
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storage temp.
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?20°C
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