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M

ASTOVSKA

ET AL

.:

J

OURNAL OF

AOAC I

NTERNATIONAL

V

OL

.

98, N

O

. 2, 2015

491

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Perform system checks.

(

b

)

MS conditions.

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quadrupole, triple quadrupole, TOF, or ion trap) with EI may

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±

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optimum analysis (quantitative transfers, minimum peak

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Table

2014.08H

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m/z

DQG 06 06

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quadrupole) instruments, respectively.

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checks and autotune to verify and obtain adequate operation

Table 2014.08H. MS ions (

m

/

z

) and MS/MS precursor to product ion transitions used by study participants for

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13

C

-PAHs

using single-stage MS (single quadrupole and

72) DQG WDQGHP 06 06 WULSOH TXDGUXSROH LQVWUXPHQWV UHVSHFWLYHO\

6LQJOH TXDG 72) 06

7ULSOH TXDG 06 06

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4XDQW

4XDO

4XDQW

4XDO

1,7-DMP

206

191

206>190

206>205, 206>165

1-MN

142

115

142>115

142>141, 142>116

1-MP

192

189

192>191

192>165

2,6-DMN

156

141, 144

156>115

156>141

3-MC

242

241

242>239

242>226

Ant

178

177

178>176

178>177, 178>151

BaA

228

226

228>226

228>224, 228>202

BaP

252

253

252>250

250>248, 252>224

BbF

252

253

252>250

250>248, 252>224

BghiP

276

277

276>274

274>272, 276>275

BkF

252

253

252>250

250>248, 252>224

Chr

228

226

228>226

228>224, 228>202

DBahA

278

276

278>276

276>274, 278>274

Fln

166

165

166>165

166>164, 166>163

Flt

202

200

202>200

202>201

IcdP

276

277

276>274

274>272, 276>248

Naph

128

127

128>102

128>127

Phe

178

177

178>176

178>177, 178>151

Pyr

202

200

202>200

202>201

13C-Ant

184

183

184>183

184>182, 184>156

13C-BaA

234

232

234>232

234>206

13C-BaP

256

257

256>254

256>228

13C-BbF

258

259

258>256

258>255

13C-BghiP

288

289

288>286

288>287

13C-BkF

258

259

258>256

258>255

13C-Chr

234

232

234>232

234>206

13C-DBahA

284

282

284>282

284>280

13C-Fln

172

171

172>171

172>170

13C-Flt

208

205

208>206

208>207

13C-IcdP

282

283

282>280

282>281

13C-Naph

134

133

134>133

134>105

13C-Phe

184

183

184>183

184>156

13C-Pyr

205

203, 206, 208

205>203

205>204