Evaluation of Analytical Chemical Methods for Detection of Estrogens in the Environment
Matrix
GC-MS
GC-MS-MS
LC-MS
LC-MS-MS
Immuno-
techniques
Levels of LOD
reported in the
literature
(ng/L)*
0.3-2
0.1 – 2
1-5
0.1 – 0.5
0.05-850
Surface water
(river water,
recevoir,
ground water
etc.)
(+)
+
(+)
+
(++)
STP
effluent
influent
(+)
+
(+)
+
(++)
Sludge
(+)
+
(+)
+
(++)
Soil
(+)
+
(+)
+
(++)
Manure
(+)
+
(+)
+
(++)
+ = may be applied if LOD, LOQ criteria are fulfilled
criteria is fulfilled.
(++) = may be applied if selectivity problems are solved by definition of criteria and
awareness of falls positive.
UV, HPLC, GC-FID etc are irrelevant in this contends due to low selectivity and improper
selectivity.
*Data reported in appendices 1 to 4.
|