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GB/T 5750.11-2023 Active
GB/T 5750.11-2023 Standard examination methods for drinking water—Part 11:Disinfectants indices
Abstract
This document describes the methods for determining free chlorine, total chlorine, chloramine, chlorine dioxide, and ozone in drinking water, as well as the methods for determining free chlorine in source water (using the N,N-diethyl-p-phenylenediamine (DPD) spectrophotometry and the 3,3',5,5' tetramethylbenzidine colorimetry methods), chloramine, and the effective chlorine in chlorine-containing disinfectants. This document is applicable to the determination of disinfectant indicators in drinking water and/or source water.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 5750.11-2023 |
| CCS | Environmental hygiene |
| ICS | \nWater quality |
| Implement Date | 2023-10-01 |
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