Elemental Speciation and Environmental Importance Associated with Wood Treated with Chromated Copper Arsenate

Spectrometry ......................................................................122 7.3.2 Chromium.........................................................................................122

7.3.2.1 Colorimetric Method .........................................................122 7.3.2.2 Coprecipitation Method.....................................................123 7.3.2.3 Chelation and Extraction Method .....................................123 7.3.2.4 Differential Pulse Polarography Method...........................123 7.3.2.5 Ion-Chromatography Method ............................................123