Cleaning of glassware

Cleaning of Glassware Used in Calibration of TNT Thermometers" is described in Vol 2, pp C7-R C8-L, under "Calibration of TNT Thermometers"... 

Cleaning of Glassware Used in Calibration of TNT Thermometers. As soon as the reading is taken, remove the thermometers from the cup and hold... 

GT 5 Recommended operating procedure for cleaning of glassware for environmental sampling General sampling... 

Note. Reserpine is very strongly adsorbed on to glass surfaces and scrupulous cleaning of glassware is essential when analysing this compound. 

This publication contains methods for the determination of pesticides in humans and environmental samples. The manual describes the collection, preservation, and storage of samples, as well as cleaning of glassware and preparation, storage, and u,sc of pesticide standards. Section 6 of the... 

At this point the experiments that had produced pol water were repeated with extreme precautions, including rigorous cleaning of glassware. As a result the anomalous properties of the resulting water vanished, and even the scientists who had originally advanced the case for polywater agreed that it did not exist. There was no question of scientific fraud. In retrospect it was simply a case where meticulous physical experiments turned out to be of no value because the subject of the experiments was not a simple pure substance, but a complex chemical mixture albeit one in which the components that caused the problem were present at ultra-trace levels. 

Potassium dichromate, 0.5% petrolatum (reagent, cleaning of glassware)... 

Cleaning of Glassware. Clean all glassware first by ordinary laboratory procedures and then by shaking with IN ammonium hydroxide solution, with deionized water, and with ethanol. 

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