1

0.65^a

228

0.55^a

278

-

-

216

270

-

226

273

-

2

4.75^a

245

4.05^a

295

-

-

243

294

-

248

293

-

3

0.43^a

253.2

0.29^a

306.4

-

-

251.9

303.3

-

249.1

302.4

-

4

0.145^a

236

0.12^a

285

-

-

247

299

-

250

298

-

5

2.5^a

243

3.0^a

301

-

-

239

304

-

244

291

-

6

0.7

240.1

0.5

292.8

0.1

78.1

240.5

296.6

79.5

245.2

299.4

76.4

7

1.15^a

250

1.08^a

305

-

-

231

280

-

246

303

-

8

0.11

236.89

0.01

290.86

-1.11

80.75

236.04

290.32

80.21

237.56

290.32

78.70

^a For laboratories that did not report a number for the blank, 1/2 the MDA value was recorded in this table.