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      2. west china medical publishers
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        find Author "ZHANG Zexing" 1 results
        • Analytic Method of Amino Acids from Cerebroprotein Hydrolysates Injection

          目的:建立高效液相色譜分離檢測腦蛋白水解物注射液各種氨基酸的測定方法。方法:氨基酸含量測定采用異硫氰酸苯酯柱前衍生化;色譜柱為C18柱(VP-DOS;150 mm×46 mm);流動相:A為0.1 mol/L醋酸鈉溶液(冰醋酸調節pH 6.5)-乙腈(93∶7),B為水-乙腈(1∶4);檢測波長:254 nm;流速:1 mL/min;柱溫:40℃。結果:16種氨基酸在32 min內完全分離,各種氨基酸之間沒有出現干擾現象,且多次重復測定結果誤差很小。結論:建立的高效液相色譜法準確性高、重現性好,可以有效地控制腦蛋白水解物注射液的質量。

          Release date:2016-09-08 10:14 Export PDF Favorites Scan
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