Table 594 Compendium Methods

Number Method

TO-1 Determination of VOCs in ambient air using Tenax adsorption and GC-MS.

TO-2 Determination of VOCs in ambient air by carbon molecular sieve adsorption and GC-MS.

TO-3 Determination of VOCs in ambient air using cryogenic preconcentration techniques and GC with flame ionization and electron capture detection.

TO-4 Determination of organochlorine pesticides and PCBs in ambient air.

TO-5 Determination of aldehydes and ketones in ambient air using high-performance liquid chromatography (HPLC).

TO-6 Determination of phosgene in ambient air using HPLC.

TO-7 Determination of N-nitrosodimethylamine in ambient air using GC.

TO-8 Determination of phenol and methylphenols (cresols) in ambient air using HPLC.

TO-9 Determination of polychlorinated dibenzo-p-dioxins (PCDDs) in ambient air using high-resolution GC-high-resolution mass spectrometry.

TO-10 Determination of organochlorine pesticides in ambient air using low-volume polyurethane foam (PUF) sampling with GC-electron capture detector (GC-ECD).

TO-11 Determination of formaldehyde in ambient air using adsorbent cartridge followed by HPLC.

TO-12 Determination of nonmethane organic compounds (NMOC) in ambient air using cryogenic preconcentration and direct flame ionization detection (PDFID).

TO-13 Determination of PAHs in ambient air using high-volume sampling with GC-MS and HPLC analysis.

TO-14 Determination of VOCs in ambient air using SUMMA polished canister sampling and GC analysis.

FIG. 5.9.4 Compendium of methods.

Hydrocarbon

Free Air or Nitrogen

Tediar Bag

Soap-Bubble

FIG. 5.9.5 Bagging test—Blow-through method.

Tediar Bag

Hydrocarbon

Free Air or Nitrogen

FIG. 5.9.5 Bagging test—Blow-through method.

Soap-Bubble with a gas that models the emission matrix. Validation is completed with field tests on an actual emission stream. The EPA has prepared standard protocols for validation of sampling and analysis methods (U.S. EPA 1991).

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