DL/T 502.20-2006
Analytical methods of steam and water in power plants Part 20: Determination of dissolved oxygen(Colorimetric method using sodium indigo disulphonate) (English Version)
- Standard No.
- DL/T 502.20-2006
- Language
- Chinese, Available in English version
- Release Date
- 2006
- Published By
- Professional Standard - Electricity
- Latest
- DL/T 502.20-2006
- Replace
- DL 502-1992
- Scope
- This part of DL/T 502 specifies the determination method of dissolved oxygen in boiler water and cooling water. This section is applicable to the determination of water samples with dissolved oxygen content of 2 μg/L ~ 100 μg/L in boiler water and cooling water.
DL/T 502.20-2006 Referenced Document
- GB/T 6903 Analysis of water used in boiler and cooling system—General rule*， 2022-03-09 Update
DL/T 502.20-2006 history
- 0000 DL/T 502-2007
- 1992 DL 502-1992 Water and steam test methods for thermal power plants Determination of low turbidity
DL/T 502.20-2006 Analytical methods of steam and water in power plants Part 20: Determination of dissolved oxygen(Colorimetric method using sodium indigo disulphonate) has been changed from DL 502-1992 Water and steam test methods for thermal power plants Determination of low turbidity.
