standard value:100mg/L【Specifications:30mL】、500mg/L【Specifications:30mL】、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:100mg/L【Specifications:30mL】、500mg/L【Specifications:30mL】、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:100mg/L【Specifications:30mL】、500mg/L【Specifications:30mL】、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.
