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Increased wall thickness without increase in O.D. or Length
Glass Packaging Institute thread finish: 15-415 GPI
Graduation intervals: 0.5mL to 10mL; 1mL from 10 to 40mL
Rubber liner cap style
Phenolic cap material - black color
PYREX 40mL Heavy Duty Conical Centrifuge Tubes with White Graduations and Screw Cap. Increased wall thickness for greater mechanical strength. Conform to outside diameter and overall length limitations imposed by centrifuge rotors and supports. Threaded rubber-lined screw cap is fabricated of specially formulated Phenolic resin to resist effects of temperature and steam. Material: Borosilicate Glass Code 7740. Capacity: 40mL. Tube Style: Centrifuge. Tube Shape: Cylindrical. Top Style: Threaded. Thread Finish: 24-400 GPI. Bottom Style: Conical. Length: 147mm (approx). Outer Diameter: 28mm (approx). Corning #: 8142-40.