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Fisherbrand™ PTFE Watch Glasses Products for Science Education

Inert to all materials except molten alkali metals.

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Catalog No. S29063

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  • Molded from PTFE resin with machine finish for smooth surface
  • Usable from cryogenic range to 260°C (500°F)
  • Also act as beaker covers for Fisherbrand PTFE Beakers (02-593-5 Series)



Watch Glass Beaker Cover PTFE 1 mL
Used as Beaker Covers
Cryogenic to 260°C
0.78 in.
2 cm
Watch Glass
For 1 mL beaker
Cryogenic to 500°F
3 mm
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