Cylindrical Borosilicate Glass Dropping Funnel with Rotaflow Stopcock Capacity:1000mL generating repeated sparks to illustrate
Cylindrical Borosilicate Glass Dropping Funnel with Rotaflow Stopcock Capacity:1000mL generating repeated sparks to illustrateScrew type Rotaflow stopcock provides stepless, drip rate flow control during slow reagent additions in organic synthesis and Grignard style reactions.
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