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practical ☆ India, 2012-03-08 18:31 (5219 d 21:25 ago) Posting: # 8238 Views: 3,945 |
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Hi to all I have just a little query. in am batch my IS variations is from 30% to 230% inspite of that all my QC & CC samples are passing. so it has any impact on batch acceptance or not thanks |
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Ohlbe ★★★ France, 2012-03-08 19:11 (5219 d 20:44 ago) @ practical Posting: # 8239 Views: 3,402 |
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Dear practical, Some reading material to explain why it is difficult to answer this question without seeing the data Internal standard response variations during incurred sample analysis by LC–MS/MS: Case by case trouble-shooting Aimin Tan, Saleh Hussain, Adrien Musuku, Robert Massé Journal of Chromatography B, 877 (2009) 3201–3209 Regards Ohlbe — Regards Ohlbe |
Ing. Helmut Schütz