DIN EN ISO 23631 : 2006 Title: Water quality - Determination of dalapon, trichloroacetic acid and selected haloacetic acids - Method using gas chromatography (GC-ECD and/or GC-MS detection) after liquid-liquid extraction and derivatization (ISO 23631:2006) Year: 2006 Publisher: DIN Media GmbH Availability: Within 1-2 working days