EPA 1640 Ultra-Trace Metals by ICPMS

Apr 1

Written by:
4/1/2009 4:00 AM  RssIcon

Analyte Reporting

Limit, ug/L
Antimony 0.20
Arsenic 0.050
Beryllium 0.050
Cadmium 0.010
Chromium 0.30
Cobalt 0.010
Copper 0.010
Iron 1.0
Lead 0.010
Nickel 0.010
Selenium 0.10
Silver 0.050
Thallium 0.050
Zinc 0.20

Determination of Trace Elements in Water by On-Line Chelation Preconcentration and Inductively Coupled Plasma- Mass Spectrometry. Weck Laboratories has developed all three sample pre- treatment options within the method which employ co- precipitation, reduction or ion exchange pre- concentration. These steps remove the saline matrix which significantly reduces interferences and enhances the detection limits.


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