GB/T 22597-2014
Determination of chemical oxygen demand of reclaimed wastewater.Potassium dichromate method (English Version)

Standard No.

GB/T 22597-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 22597-2014

Replace

GB/T 22597-2008

Scope

This standard specifies the determination method of chemical oxygen demand in reclaimed water. This standard applies to the determination of chemical oxygen demand (COD) in reclaimed water, with a determination range of 5 mg/L to 100 mg/L (calculated as O).

GB/T 22597-2014 Referenced Document

• GB/T 603 Preparation of preparations and products used in chemical reagent test methods*， 2023-08-06 Update
• GB/T 6682 Water for analytical laboratory use.Specification and test methods

GB/T 22597-2014 history

• 2014 GB/T 22597-2014 Determination of chemical oxygen demand of reclaimed wastewater.Potassium dichromate method
• 2008 GB/T 22597-2008 Recalimed wastewater-Determination of chemical oxygen demand.Postassium dichromate method