2L Electric Receiving Flask with PTFE Valve ph-ec-tds-meters-and-solutions · Water reservoir for priming

· Water reservoir for priming the heating system and expansion during operation

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making it a reliable producer across much of the United States

Add 2 tsp - 1 TBS (10 ml - 15 ml) per gallon with every reservoir change

This encourages the rapid expansion of beneficial microbe colonies in the growth medium

2L Electric Receiving Flask with PTFE Valve ph-ec-tds-meters-and-solutions · Water reservoir for priming2L Electric Receiving Flask with PTFE Valve This receiving flask fits Best Value Vacs 2L Electric Rotary Evaporators and is made out of GG 17 glass with a PTFE dispensing valve. This Flask has a 35 15 round joint with a 1 2" Hose Barb and Viton gaskets on the Teflon Valve.