This method is for the determination of color from drinking water by spectrophotometry. The color is measured by a visual comparison of the sample with a platinum-cobalt standard. One unit of color is that produced by 1 mg/L platinum in the form of the chloroplatinate ion.
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|Hold Times, Preservatives, Preps, Collection, Analytical & Documentation|
|Holding Time:||48 hours from sample collection to analysis.|
|Preservatives:||Cool samples to 4°C.|
|Required Preps:||250mL HDPE bottle with Teflon-lined lid|
|Collection Method:||Grab sampling|
|Analyte||Formula||CAS Number||Detection Limit|
* The analytes and detection limits listed for each method represent the typical detection limits and analytes reported for that particular method. Keep in mind that analyte lists may vary from laboratory to laboratory. Detection limits may also vary from lab to lab and are dependent upon the sample size, matrix, and any interferences that may be present in the sample.
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