COD quality

COD quality, Total:6 items.

The international standard classification for "COD quality" includes: .

The Chinese standard classification for "COD quality" includes: .

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Group Standards of the People's Republic of China

• T/ZJATA 0001-2020 Water quality—Determination of the chemical oxygen demand —Precast reagent- spectrophotometric method

Association Francaise de Normalisation

• NF T90-101:2021 Water quality - Determination of chemical oxygen demand (COD)
• NF T90-101:2001 Water quality - Determination of chemical oxygen demand (COD).

Spanish Association for Standardization (UNE)

• UNE 77004:2002 WATER QUALITY. DETERMINATION OF THE CHEMICAL OXYGEN DEMAND (COD). DICHROMATE METHOD.

International Organization for Standardization (ISO)

• ISO 15705:2002 Water quality - Determination of the chemical oxygen demand index (ST-COD) - Small-scale sealed-tube method

Korean Agency for Technology and Standards (KATS)

• KS I ISO 15705:2008 Water quality－Determination of the chemical oxygen demand index(ST-COD)－Small-scale sealed-tube method

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