【產(chǎn)品名稱】TRYPSIN, BOVINE PANCREAS 【供應(yīng)商】merck 【貨號】6502-25MU 【規(guī)格】25MU 【產(chǎn)品說明】 Form Solid Formulation Salt-free Molar mass 23281 Hygrocopic Yes Unit definition One USP unit is defined as the amount of enzyme that will digest BAEE and cause an increase in absorbance of 0.003 units at 253 nm per min at 25°C, pH 7.6. Activity ≥2,500 USP units/mg dry weight Contaminants Chymotrypsin: ≤50 NF units/mg dry weight pH value optimum 8.5 - 8.8 Solubility HCl, H2O, or Neutral Buffers EC number 3.4.21.4 RTECS YN5075000 CAS number 9002-07-7 Merck USA index 14, 9795 Storage -20°C
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