Using RFID to Eliminate Errors in Chemical-Testing Devices

By Doug

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Hach Lange supplies instruments and chemistry to analyze the quality of drinking water, wastewater and industrial water applications. The chemistry is supplied in pre-filled test tubes carrying a bar code, which is read by the instruments to determine which calculation has to be performed on the measurement data. To meet the highest analytical standards, the instruments must be updated regularly with the calibration factors necessary to perform the c...

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