This standard specifies a method for the determination of total chromium, hexavalent chromium and trivalent chromium in recycled water by voltammetry Polarography, which is applicable in the range of 1.0 μg/L to 100 μg/L. The method is also suitable for the determination of chromium in drinking water, surface water and sewage. The standard describes in detail the principle, reagents, equipment and specific operation steps for the determination of chromium content. It provides a technical basis for accurate detection of chromium content in recycled water, which helps to ensure water quality safety.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | G76 | ICS | 13.060.50;71.040.40 |
| Release Date | 2019-08-30 00:00:00 | Implementation Date | 2020-07-01 00:00:00 |