Environment Canada. 2013. Glassware Cleaning, ...

All glassware used in the analysis of toxic organic compounds at the trace and ultra-trace level must be scrupulously cleaned as soon as possible after use to ensure the removal of all traces of contamination that may interfere with the consistency and accuracy of analytical results. A dishwashing system is used for cleaning the glassware. It consists of a laboratory dishwasher located in room 167, and a water purification system located in room 168 that is designed to supply laboratories ultrapure deionized (DI) water with a resistivity of > 18 MΩ∙cm. (Type 1 ASTM/CAP/CLSI specifications). (Refer to SOP 19.04/1.0/S for procedures on operation and maintenance).