The LDO101xx and LBOD101xx manual states to use reagent water to calibrate. What is the source of this reagent water?

Document ID

Document ID TE1589

Version

Version 2.0

Status

Status Published

Published Date

Published Date 27/05/2017
Question
The LDO101xx and LBOD101xx manual states to use reagent water to calibrate. What is the source of this reagent water?
Summary
LDO101xx and LBOD101xx calibration reagent water
Answer
When performing the 100% calibration use tap water to fill the BOD bottle to calibrate.