This International Standard specifies a method for the determination of selected nitrophenols (see Table 1) in

drinking, ground and surface water in mass concentrations _ 0,5 _g/l1).

Table 1 — Nitrophenols to which this method is applicable

CAS No.

CAS No.

2-Nitrophenol

88-75-5

2,4-Dinitrophenol

51-28-5

3-Nitrophenol

554-84-7

2,5-Dinitrophenol

329-71-5

4-Nitrophenol

100-02-7

2,6-Dinitrophenol

573-56-8

4-Methyl-2-nitrophenol

119-33-5

2,4-Dinitro-6-methylphenol

534-52-1

3-Methyl-4-nitrophenol

2581-34-2

2,6-Dimethyl-4-nitrophenol

2423-71-4

5-Methyl-2-nitrophenol

700-38-9

2,4-Dichloro-6-nitrophenol

609-89-2

3-Methyl-2-nitrophenol

4920-77-8

2,6-Dichloro-4-nitrophenol

618-80-4

CAS = Chemical Abstracts Service.