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Table 2 Methods were used to measure different target gaseous pollutants

From: Gaseous pollutants from a small-scale aerobic biological treatment facility: odor and health risk assessment

Pre-concentration method

Test method

Target gaseous pollutants

Colorimetric tube

Ammonia

Sorbent

Gas chromatography with flame ionization detection (GC-FID)

Volatile fatty acids (VFAs)

Cold trap

Gas chromatography with flame ionization detection (GC-FID)

Aromatics, terpenes, alcohols

Cold trap

Gas chromatography with pulsed flame photometric detection (GC-PFPD)

Reduced sulfur compounds (RSCs)

Derivatization

High-performance liquid chromatography (HPLC)

Carbonyl compounds