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. Author manuscript; available in PMC: 2011 Feb 5.
Published in final edited form as: J Pharm Biomed Anal. 2009 Jul 7;50(5):959–965. doi: 10.1016/j.jpba.2009.06.051

Table 1.

MS parameters for artemether, dihyroartemisinin, and I.S.

DP FP EP CE CEP CXP
ARM,
316/267
5 340 5 12.5 10 5
DHA,
302/267
4 380 6 13 9 12
Artemisinin
300/209
4 370 6 13 10 10

Note: DP is declustering potential. FP is focusing potential, helps to focus the ions through the skimmer. EP is entrance potential. CE is collision energy. CEP is collision cell entrance potential, CXPis collision cell exit potential.