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Customized COD standard value: 5000mg/L standard solution
Customized COD standard value: 5000mg/L standard solution is suitable for regular inspection and calibration of COD measuring instruments. It is recom
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standard value：5000mg/L，Specifications：10mL
Applicable toCODThe measuring instrument should be regularly checked and calibrated, and it is recommended to use it regularly. Before each use, or15Calibration once a day, infrequently used, calibrated before use, standardized operation and calibration are the basic requirements to ensure the accuracy and precision of measurement results.
standard value：5000mg/L，Specifications：10mL
Applicable toCODThe measuring instrument should be regularly checked and calibrated, and it is recommended to use it regularly. Before each use, or15Calibration once a day, infrequently used, calibrated before use, standardized operation and calibration are the basic requirements to ensure the accuracy and precision of measurement results.
standard value：5000mg/L，Specifications：10mL
Applicable toCODThe measuring instrument should be regularly checked and calibrated, and it is recommended to use it regularly. Before each use, or15Calibration once a day, infrequently used, calibrated before use, standardized operation and calibration are the basic requirements to ensure the accuracy and precision of measurement results.
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