7500 - CDC
vacuum flask with a 25-mm filter holder. 9. Sieve, 10-:m ... furnace); 40-mL wide- mouth or 50-mL centrifuge tubes (THF method); desiccator; reagent bottles with ground glass stoppers; .... Place the tube in an ultrasonic bath (water level 2.5 cm from top) for at ... Quantitatively transfer each to a 1-L glass-stoppered bottle using.
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labpku's website is labpku.com