cod

cod, Total:22 items.

The international standard classification for "cod" includes: Textile glass materials , Surface active agents , Chemical analysis , Chemical laboratories. Laboratory equipment , Welded joints , Water quality in general .

The Chinese standard classification for "cod" includes: Chemical Measurement , Basic standards and general methods for chemical additive , Basic standards and general methods for water treatment agent , Electrochemical, thermochemistry and optical profile type analyzer , Welding and cutting , Environmental monitoring instrument and its complete equipment .

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National Metrological Verification Regulations of the People's Republic of China

• JJG 975-2002 Verification Regulation of Chemical Oxygen Demand (COD) Meters
• JJG 1012-2006 Verification Regulation of On-line Automatic Determination of Chemical Oxygen Demand (COD)

Professional Standard - Building Materials

• JC/T 2156-2012 Determination of CODin raw material and batch of fiber glass

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

• GB/T 29599-2013 Textile dyeing and finishing auxiliaries—Determination of chemical oxygen demand(COD)
• GB/T 32208-2015 Chemical oxygen demand meters
• GB/T 15456-2008 Industrial circulating cooling water - Determination of the chemical oxygen demand - Potassium permanganate method

Professional Standard - Machinery

• JB/T 4291-1999 Test method of crack opening displacement in welded joints

Professional Standard - Environmental Protection

• HJ/T 377-2007 Technical requirement for environmental protection product Water quality on-line automatic monitor of Chemical Oxygen Demand(CODCr)
• HJ 924-2017 Technical requirement and test procedures for rapid COD photometric analyzer

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
• T/ZZB 2760-2022 Slurry disperse black 3-COD 300%
• T/ZZB 3484-2023 Slurry disperse Navy blue 3BG－COD 150%
• T/CDIA 0007-2020 Slurry Disperse Black 3-COD 300%

Professional Standard - Commodity Inspection

• SN/T 2835-2011 Safety Test Method of Import and Export Dangerous Chemicals - Determination of the Chemical Oxygen Demand (COD)

Professional Standard - Urban Construction

• CJ/T 3018.12-1993 Leachate - determination of the chemical oxygen demand (COD) - potassium dichromate method

国家市场监督管理总局、中国国家标准化管理委员会

• GB/T 15456-2019 Determination of the chemical oxygen demand in industrial circulating cooling water—Permanganate index method

Association Francaise de Normalisation

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

International Organization for Standardization (ISO)

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

FI-SFS

• SFS 3020-1979 Chemical Oxygen Demand Determination in Water COD Cr

SCC

• BS 5762:1979 Methods for crack opening displacement (COD) testing

Japanese Industrial Standards Committee (JISC)

• JIS K 0806:1997 Automatic chemical oxygen demand meter

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