Multianion analysis, applications of ion chromatography - Determination of Anions in Natural and Treated Waters - page 616

Fig. 12.1 Ion chromatogram of seven common anions (a) conductivity detectors
(--) peak 1, 3mg L −1 F − ; peak 2, 4mg L −1 Cl − peak 3, 10mg L −1
NO 2 − ; peak 4, 50mg L −1 PO 4 3− ; peak 5, 10mg L −1 Br; peak 6,
30mg L −1 NO 3 − ; peak 7, 50mg L −1 SO 4 2− ; (b) ultraviolet detector
(- - -) at 192nm, position 2; peak 2, 4mg L −1 Cl − peak 3, 10mg L −1
NO 2 − ; peak 5, 10mg L −1 Br − ; peak 6, 30mg L −1 NO 3 − Dip at