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. 2007 Oct 3;2(10):e986. doi: 10.1371/journal.pone.0000986

Table 2. LC-ESI-MS/MS parameters and results of the method validation.

PIa CEb DIc tr Extraction yield % LOQ
m/z % m/z min 10 mLd 100 mLd 200 mLe 500 mLd ng/L
OC 284.9 21 196.9 1.97 114/107 97/100 90 (10) 107/91 15
OCD3 287.9 20 199.9 1.96 - - - - -
a

Parent ion.

b

Collision energy, arbitrary unit.

c

Daughter ion.

d

Raw sewage water/tap water.

e

Cumulative mean and RSD in % (in parenthesis) of three SPEs and three injections, respectively, on LC-ESI-MS/MS.