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banny52340

铜虫 (初入文坛)

[求助] 安捷伦zorbax SBC18 (4.6*150mm,3.5um)柱效测试条件??

哪位好心人告诉我安捷伦zorbax SBC18 (4.6*150mm,3.5um)柱效测试条件?? 我刚买了一根柱子,随身的测试说明书弄丢了,现在柱子柱效不太好,想测试一下。我知道测试的是甲苯,甲醇水85:15,流速是1.0,波长254nm。但是浓度?进样量?测得的柱压?最后柱效? 不清楚,希望有这个柱子的能告诉我一下,不胜感激!!!
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yugijiang

木虫 (著名写手)

【答案】应助回帖

★ ★ ★ ★ ★
感谢参与,应助指数 +1
banny52340: 金币+5, ★★★很有帮助, 谢谢了 2012-08-07 08:47:33
850ug/ml的甲苯理论塔板数指标为min=9000,usp拖尾因子(5%峰高):0.98-1.25,选择因子:1.60-1.70,容量因子:我的色谱柱是0.93你可以参考下。(其它三个物质浓度:尿嘧啶:5ug/ml,苯酚:200ug/ml,4-氯硝基苯:25ug/ml)
进样量:5ul 柱温:室温(一般为23℃)柱压:64bar
2楼2012-08-06 15:13:31
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