Pyrex 9990-75 Brand 9990 ribbed watch glass; 75 mm, case of 12

Representative image only.
Pyrex Mfr # 9990-75 – Item # EW-34508-21
Ribbed, beaker cover

PRODUCT OPTIONS

$145.00USD / Case of 12

BUY MORE & SAVE

  • 1-4$145.00USD / Case of 12
  • 5-9$130.50USD / Case of 12
  • 10+$123.25USD / Case of 12

SPECS & DESCRIPTION

Specifications & Description

  • MaterialGlass
  • Fits Bottle / Beaker Size (mL)250
  • Outside Diameter (OD) (cm)7.5
  • DescriptionBrand 9990 ribbed watch glass; 75 mm, case of 12

More About this Item

Use these PYREX watch glasses to perform evaporations and as a cover for your beakers. Ribs are molded into the glass, permitting reflux of digestate and escape of excess vapor. Meets EPA requirement for methods 3005, 3010, and 3020.

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