Multianion analysis, applications of ion chromatography - Determination of Anions in Natural and Treated Waters - page 617

approx. 8min=PO 4
Source: Reproduced with permission from the American Chemical
Society [9]

Table 12.1 List of ultraviolet absorbing and non-absorbing inorganic anions

Anion Retention

time (min)

UV
active

UV detection
limite (mg
L −1 )

UV
detector
position

Wavelength
(nm)

Chromoto-
graphic
condition

F −

2.4

N a 2 c

195 A

S 2-

2.4

Y b

M 205 A

IO 3 −

2.6 Y 0.08 2 195 A

ClO 2 1 −

3.0 Y 0.2 2 195 A

H 2 PO 2 -

3.0 N 2 195 A

3.8 N 2 195 A

NH 2 SO 3
-

BrO 3 −

4.3 Y 0.16 2 195 A

Cl- 4.6 Y 2 2 192 A

S 2-

5.4 Y 1 195 C

NO 2 −

5.9 Y 0.1 2 195 A

BF 4 -

6.6 N 2 195 B

HPO 3 2-

6.7 N 2 195 A

SeO 3 2-

6.9 Y 0.5 2 195 A

1 -

7.8 Y 0.15 2 195 B

PO 4 -

8.4 N 2 195 A

SCN- 10.8 Y 0.2 2 195 B

AsO 4 3-

10.9 Y 1.5 1 200 D

AsO 4 3-

12.2 Y 2 2 195 A

S2O 3 -

12.6 Y 2 195 B

Br −

13.0 Y 0.1 2 195 A

AsO 3 3-

13.3 Y 1.2 1 200 D

SO 3 2-

13.4 Y 2 195 A

N3 −

14.1 Y 0.3 2 195 A

NO 3 -

15.2 Y 0.1 2 195 A

ClO3 -

15.2 Y 4 2 195 A

SeCN- 18.8 Y 0.4 2 195 B