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Funnel dropping 50 ml
Funnel dropping 250 ml
Funnel dropping 50 ml
Funnel dropping 250 ml

Eisco Dropping Funnels with Screw Type Needle Valve PTFE Rotaflow Stopcocks
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Avg. Ratings: out of 5

CH0473C CH0473A
470343-796EA 30.2 CAD
470343-796 470345-592
Eisco Dropping Funnels with Screw Type Needle Valve PTFE Rotaflow Stopcocks
Funnels Dropping Funnels
Dropping Funnels with PTFE Rotaflow needle valve stopcocks and sockets fitted with interchangeable plastic stoppers.

  • Cylindrical ungraduated glass dropping funnel
  • Fitted with an interchangeable plastic stopper and screw type needle valve PTFE Rotaflow stopcock for more precise drop control
  • Made of durable, high quality borosilicate 3.3 glass which withstands high temperatures and thermal shocks
  • Used for extractions or to dispense liquids into a system slowly (drop-wise)
Autoclavable, with superior chemical durability. Low temperature gradient - can withstand high temperatures and thermal shocks.

Eisco Labs Borosilicate glass has the following heat tolerances:
- Strain Point 515 °C
- Annealing Point 565 °C
- Softening Point 820 °C
   
 

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