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Pyrex® Lifetime Red™ 5660-50
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Pyrex® Lifetime Red™ Class A To Contain Volumetric Flask with Glass Standard Taper Stopper, 50 ml

Volumetric Flask, 50 ml, 51 OD x 152 mm H, Clear, Borosilicate Glass, Class A, Graduated, To Contain, Flat Bottom, Long Neck, Number 9 Standard Taper Stopper, with Glass Hollow Stopper, Reusable

  • Manufacturer Part No: 5660-50
  • SECO Part No: 12-7050-53
  • Sold As:
  • Availability: loading

These 50 ml class A Pyrex® Lifetime Red™ volumetric flasks have the capacity mark etched as a fine line through a narrow red band into clear glass, making a filler unnecessary and giving high legibility, accuracy and permanence. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for number 9 standard taper glass stoppers. For replacement stoppers see number 7650. These class A volumetric flasks have been manufactured to class A tolerances as established by ASTM E- 694 for volumetric ware, ASTM E-542 for calibration of volumetric ware and ASTM E-288 for volumetric flasks. Calibrated.

Capacity : 50 ml
Height : 152 mm
Color : Clear
Material (ml/min) : Borosilicate Glass
Stopper Material : Glass
Stopper Type : Hollow
Calibrated : To Contain
Class : Class A
Standard Taper Stopper : Number 9
Tolerance : ±0.05 ml
Diameter : 51 mm OD
Bottom Style : Flat
Flask Style : Volumetric
Graduations : Yes
Neck Style : Long
Top Style : Standard Taper Stopper
Usage : Reusable
  • ASTM Certified

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