General Lab Products & Reviews

This Cap is a replacement part for the 6949M series of PYREX® microchemistry kits.

This O-Ring is a replacement part for the 6949M series of PYREX® microchemistry kits.

This Polytetrafluorethylene (PTFE) Silicone Septa is a replacement part for the 6949M series of PYREX® microchemistry kits.

This Spin Vane is a replacement part for the 6949M series of PYREX® microchemistry kits.

This Conical Reaction Vial is a replacement part for the 6949M series of PYREX® microchemistry kits.

This Conical Reaction Vial is a replacement part for the 6949M series of PYREX® microchemistry kits.

This Cap is a replacement part for the 6949M series of PYREX® microchemistry kits.

These 100mm diameter PYREX® watch glasses are designed to fit 600 mL PYREX® beakers. They possess high chemical durability, thus preventing contamination of solutions. They are molded to the same radius of curvature for convenient stacking. The heavy wall and uniform fire-polished edge provide mechanical strength. The outside diameter cannot be controlled within close limits and a slight degree of out-of-round can be expected…

These 125mm diameter PYREX® watch glasses are designed to fit 1L PYREX® beakers. They possess high chemical durability, thus preventing contamination of solutions. They are molded to the same radius of curvature for convenient stacking. The heavy wall and uniform fire-polished edge provide mechanical strength. The outside diameter cannot be controlled within close limits and a slight degree of out-of-round can be expected to o…

These 150mm diameter PYREX® watch glasses are designed to fit 2L PYREX® beakers. They possess high chemical durability, thus preventing contamination of solutions. They are molded to the same radius of curvature for convenient stacking. The heavy wall and uniform fire-polished edge provide mechanical strength. The outside diameter cannot be controlled within close limits and a slight degree of out-of-round can be expected to o…

These 75mm diameter PYREX® watch glasses are designed to fit 250 mL PYREX® beakers. They possess high chemical durability, thus preventing contamination of solutions. They are molded to the same radius of curvature for convenient stacking. The heavy wall and uniform fire-polished edge provide mechanical strength. The outside diameter cannot be controlled within close limits and a slight degree of out-of-round can be expected t…

These 90mm diameter PYREX® watch glasses are designed to fit 400 mL PYREX® beakers. They possess high chemical durability, thus preventing contamination of solutions. They are molded to the same radius of curvature for convenient stacking. The heavy wall and uniform fire-polished edge provide mechanical strength. The outside diameter cannot be controlled within close limits and a slight degree of out-of-round can be expected t…

These 100mm diameter ribbed PYREX® watch glasses are designed for use as covers for 600 mL PYREX® beakers. Ribs are molded into the glass so that they can't pop off as they do when cane is sealed to standard watch glasses. Permits escape of excess vapor and eliminates risk of contamination from dropped hooks or props. Meets EPA requirements for methods 3005, 3010, and 3020.

These 125mm diameter ribbed PYREX® watch glasses are designed for use as covers for 1L PYREX® beakers. Ribs are molded into the glass so that they can't pop off as they do when cane is sealed to standard watch glasses. Permits escape of excess vapor and eliminates risk of contamination from dropped hooks or props. Meets EPA requirements for methods 3005, 3010, and 3020.

These 75mm diameter ribbed PYREX® watch glasses are designed for use as covers for 250 mL PYREX® beakers. Ribs are molded into the glass so that they can't pop off as they do when cane is sealed to standard watch glasses. Permits escape of excess vapor and eliminates risk of contamination from dropped hooks or props. Meets EPA requirements for methods 3005, 3010, and 3020.

These reusable Corning® caps are fabricated specially formulated resin to resist the effects of temperature and steam in autoclaving. Caps have GPI 13-415 threads and are provided with a glued-in rubber liner over which is firmly bonded a Polytetrafluorethylene (PTFE) interface to provide a highly inert sealing face.

These reusable Corning® caps are fabricated specially formulated resin to resist the effects of temperature and steam in autoclaving. Caps have GPI 15-415 threads and are provided with a glued-in rubber liner over which is firmly bonded a Polytetrafluorethylene (PTFE) interface to provide a highly inert sealing face.

These reusable Corning® caps are fabricated specially formulated resin to resist the effects of temperature and steam in autoclaving. Caps have GPI 18-415 threads and are provided with a glued-in rubber liner over which is firmly bonded a Polytetrafluorethylene (PTFE) interface to provide a highly inert sealing face.

This cap is fabricated of a resin specially formulated to resist the effects of temperature and steam in autoclaving. Caps are provided with a glued-in rubber liner over which is firmly bonded a PTFE interface which provides a highly inert sealing face.

These reusable Corning® caps are fabricated specially formulated resin to resist the effects of temperature and steam in autoclaving. Caps have GPI 24-410 threads and are provided with a glued-in rubber liner over which is firmly bonded a Polytetrafluorethylene (PTFE) interface to provide a highly inert sealing face.

These reusable Corning® caps are fabricated specially formulated phenolic resin to resist the effects of temperature and steam in autoclaving. Caps have GPI 13-415 threads and are provided with a glued-in white rubber liner.

These reusable Corning® caps are fabricated specially formulated phenolic resin to resist the effects of temperature and steam in autoclaving. Caps have GPI 15-415 threads and are provided with a glued-in white rubber liner.

These reusable Corning® caps are fabricated specially formulated phenolic resin to resist the effects of temperature and steam in autoclaving. Caps have GPI 24-400 threads and are provided with a glued-in white rubber liner.

These reusable Corning® caps are fabricated specially formulated phenolic resin to resist the effects of temperature and steam in autoclaving. Caps have GPI 24-410 threads and are provided with a glued-in white rubber liner.

These reusable Corning® caps are fabricated specially formulated phenolic resin to resist the effects of temperature and steam in autoclaving. Caps have extra deep GPI 38-430 threads and are provided with a glued-in white rubber liner.