cod tester
cod tester, Total:2 items.
The international standard classification for "cod tester" includes: Chemical laboratories. Laboratory equipment .
The Chinese standard classification for "cod tester" includes: Chemical Measurement , Electrochemical, thermochemistry and optical profile type analyzer .
National Metrological Verification Regulations of the People's Republic of China
- JJG 975-2002 Verification Regulation of Chemical Oxygen Demand (COD) Meters
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 32208-2015 Chemical oxygen demand meters
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