PYREX®
9990-75
9990-125
9990-100
66110-200
66110-210
66110-205
PYREX® Ribbed Watch Glass/Beaker Cover, Corning®
Watch Glasses
Designed for use as a beaker cover
Ribs are molded into the glass. Permits reflux of digestate and escape of excess vapor. Eliminates risk of contamination from dropped hooks or props.
Certifications: Meets EPA requirements for methods 3005, 3010 and 3020.