Transcription of TITLE: ANALYTE: INSTRUMENTATION: IC - CAS Lab
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METHOD #: for Approval for NPDES (August, 1991) TITLE: Determination Of Dissolved Hexavalent Chromium In DrinkingWater, Groundwater And Industrial Wastewater Effluents ByIon ChromatographyANALYTE:CAS # Chromium 7440-47-3, and method provides procedures for the determinatbn of dissolved hexavalentchromium in drinking water, groundwater and industrial wastewater Method Detection Limits (MDL, defined in Sectin 3) for the above matricesare listed in Table 1. The MDL obtained by an individual laboratory for aspecific matrix may differ from those listed depending on the nature of thesample and the instrumentation containing high levels of anionic species such as suHate and chloridemay cause column overload.
3.5 Stock Standard Solution- A concentrated, certified standard solution of the method analyte. The stock standard solution is used to prepare calibration
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