General Lab Products & Reviews

Brand: PYREX®

Secure stacking provides stability from accidental tips or spills, and protection against contamination (canted neck flasks)Nonpyrogenic tested to less than 0.1 EU/ mLVolumetric graduations and writing patchGrowth area and volume are nominal

These PYREX® Graham condensers have a high surface area per unit length of the 300mm long jacket with a 24/40 Standard Taper outer joint at the top and a 24/40 Standard Taper inner joint at the bottom with a drip tip. They are primarily used in vacuum distillations. Condenser tubulations are approximately 10mm O.D.

Secure stacking provides stability from accidental tips or spills, and protection against contamination (canted neck flasks)Nonpyrogenic tested to less than 0.1 EU/ mLVolumetric graduations and writing patchGrowth area and volume are nominal

Secure stacking provides stability from accidental tips or spills, and protection against contamination (canted neck flasks)Nonpyrogenic tested to less than 0.1 EU/ mLVolumetric graduations and writing patchGrowth area and volume are nominal

Brand: PYREX®

These Corning® natural polypropylene closures are designed for culture tubes and flasks with long rimless 25mm O.D. necks. Closure offers two positions: open for gas exchange or closed for humidified environment. Internal drip ring minimizes contamination. Closures are autoclavable at 121°C.

These Corning® orange polypropylene closures are designed for culture tubes and flasks with long rimless 38mm O.D. necks. Closure offers two positions: open for gas exchange or closed for humidified environment. Internal drip ring minimizes contamination. Closures are autoclavable at 121°C.

These Corning® natural polypropylene closures are designed for culture tubes and flasks with long rimless 38mm O.D. necks. Closure offers two positions: open for gas exchange or closed for humidified environment. Internal drip ring minimizes contamination. Closures are autoclavable at 121°C.

Brand: PYREX®

These PYREX West condensers are designed with a 190 mm long jacket that has a Standard Taper top joint. The bottom has Standard Taper inner joint with a drip tip. The tubulations are on the same side to reduce breakage. The tabulation O.D. is approximately 10mm.Cat No. 2705-19 is a replacement part for organic chemistry kits (Cat. Nos. 6949 through 6949K).

These PYREX® West condensers are designed with a 190mm long jacket that has a 19/22 Standard Taper top joint. The bottom has 19/22 Standard Taper inner joint with a drip tip. The tubulations are on the same side to reduce breakage. The tubulation O.D. is approximately 10mm. This condenser is a replacement part for organic chemistry kit No. 6949E.

These PYREX West condensers are designed with a 190 mm long jacket that has a Standard Taper top joint. The bottom has Standard Taper inner joint with a drip tip. The tubulations are on the same side to reduce breakage. The tabulation O.D. is approximately 10mm.Cat No. 2705-19 is a replacement part for organic chemistry kits (Cat. Nos. 6949 through 6949K).

Brand: PYREX®

Brand: PYREX®

Brand: PYREX®

These 100 mL PYREX® hydrometer cylinders have a large hexagonal base sealed to the cylinder body to increase stability. Breakage is minimized by the heavy wall construction. Meets ASTM specifications D-287 and E-100.

These 1L PYREX® hydrometer cylinders have a large hexagonal base sealed to the cylinder body to increase stability. Breakage is minimized by the heavy wall construction. Meets ASTM specifications D-287 and E-100.

These 250 mL PYREX® hydrometer cylinders have a large hexagonal base sealed to the cylinder body to increase stability. Breakage is minimized by the heavy wall construction. Meets ASTM specifications D-287 and E-100.

These 300 mL PYREX® hydrometer cylinders have a large hexagonal base sealed to the cylinder body to increase stability. Breakage is minimized by the heavy wall construction. Meets ASTM specifications D-287 and E-100.

These 500 mL PYREX® hydrometer cylinders have a large hexagonal base sealed to the cylinder body to increase stability. Breakage is minimized by the heavy wall construction. Meets ASTM specifications D-287 and E-100.

(This is the suggested replacement for 2984-10)These 10 mL PYREX® graduated cylinders are calibrated “to contain” (TC) and are useful as a mixing cylinder. Graduations are in durable white enamel. Each features a PYREX® No. 9 Standard Taper stopper. Approximate height does not include stopper. For replacement PYREX® Standard Taper stoppers, see No. 7650-9."

(This is the suggested replacement for 2983-100, 2984-100)These 100 mL PYREX® graduated cylinders are calibrated “to contain” (TC) and are useful as a mixing cylinder. Graduations are in durable white enamel. Each features a PYREX® No. 16 Standard Taper stopper. Approximate height does not include stopper. For replacement PYREX® Standard Taper stoppers, see No. 7650-16."

Calibrated “to contain” in accordance with ASTM E-1272 and ASTM E-542. Useful as a mixing cylinder. Each features the PYREX stopper. Graduations are in durable white enamel. See Cat. No. 3002 for the equivalent cylinder supplied with a Corning test certificate.For stopper only, see 7650.

(This is the suggested replacement for 2984-25)These 25 mL PYREX® graduated cylinders are calibrated “to contain” (TC) and are useful as a mixing cylinder. Graduations are in durable white enamel. Each features a PYREX® No. 13 Standard Taper stopper. Approximate height does not include stopper. For replacement PYREX® Standard Taper stoppers, see No. 7650-13."