Summary
Type: SPE
Application #: 302230
Catalog#: 730033 - SPE Cartridges, Chromabond, NH2, 3ml, PP, 500mg, 50/pk
Detection: Both total chromium and hexavalent chromium were quantified by ETAAS.
Conditions: Column conditioning: with two column volumes of 1M nitric acid followed by two column volumes of distilled water
Sample application: The sample was poured through the column at a flow rate of 4ml/min.
Evaporation: The column contents were dried under vacuum .
Elution: with two column volumes of 2 M HNO3.
Authors: Lameiras, J.; Elisa, M.; Lourdes Bastos, M.; Ferreira, M.
Source: Analyst, 1998, 123, 2091–2095