Gas Chromatographymass spectrometry

The GC/MS instrumentation, materials, and conditions are detailed in reference 188, and performance data for a typical analysis of 1 ng/|l standards are:

Standard

Mean Retention Time (min)

Standard Deviation

Coefficient of Variation (%)

Camphor

2.580

0.008500

0.3290

Nitroglycerine (NG)

4.112

0.019050

0.4630

1,3-Dinitrobenzene (1,3-DNB)

4.905

0.064280

1.3100

2,4-Dinitrotoluene (2,4-DNT)

5.709

0.072230

1.2700

Diphenylamine (DPA)

6.581

0.008869

0.1350

Methylcentralite (MC)

8.213

0.015760

0.1920

Ethylcentralite (EC)

8.672

0.008180

0.0943

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