KS ISO 11423-1:1997

Water quality - Determination of benzene and some derivative - Part 1: Head - Space gas chromatographic method.

Applies to determine banzene, methlbenzene (toluene), dimethylbenzenes (xylenes) and ethylbenzene in homogenous samples of water and waste in concentrations about 2ug/l in samples that are originally poluted, the limit of determination may, depending