Labware and Lab Supplies Products & Reviews

These 60 mL PYREX® pear-shaped glass separatory funnels have PTFE (Polytetrafluorethylene) No. 2 Product Standard stopcocks and No. 16 Standard Taper polyethylene stoppers. The stopper is made with a closed bottom and is of linear high density polyethylene to conform to Standard Taper stopper dimensions. The PTFE plug fits into the micro-finish barrel. The plug also reduces freezing problems and grease contamination. For repla…

These economical 125 mL PYREX® separatory funnels are designed to reduce replacement costs by providing replaceable components. These sturdy, durable funnels are designed for long life and maximum safety. The replaceable No. 4 Polytetrafluorethylene (PTFE) Product Standard stopcock assembly has a simple screw thread locking nut and collar which ensure that the stopcock cannot fall out in use. The tip has a 7mm O.D. stem that i…

These 125 mL PYREX® economy Squibb separatory funnel replacements do not have a Polytetrafluorethylene (PTFE) valve assembly or polyethylene stopper. For replacement polyethylene Standard Taper stoppers, see No. 7624; for replacement PTFE locking stopcock assemblies, see No. 2116-LSO; for replacement tips, see No. 6406-GTO.

These economical 1L PYREX® separatory funnels are designed to reduce replacement costs by providing replaceable components. These sturdy, durable funnels are designed for long life and maximum safety. The replaceable No. 4 Polytetrafluorethylene (PTFE) Product Standard stopcock assembly has a simple screw thread locking nut and collar which ensure that the stopcock cannot fall out in use. The tip has a 7mm O.D. stem that is al…

These 1L PYREX® economy Squibb separatory funnel replacements do not have a Polytetrafluorethylene (PTFE) valve assembly or polyethylene stopper. For replacement polyethylene Standard Taper stoppers, see No. 7624; for replacement PTFE locking stopcock assemblies, see No. 2116-LSO; for replacement tips, see No. 6406-GTO.

These economical 250 mL PYREX® separatory funnels are designed to reduce replacement costs by providing replaceable components. These sturdy, durable funnels are designed for long life and maximum safety. The replaceable No. 4 Polytetrafluorethylene (PTFE) Product Standard stopcock assembly has a simple screw thread locking nut and collar which ensure that the stopcock cannot fall out in use. The tip has a 7mm O.D. stem that i…

These economical 2L PYREX® separatory funnels are designed to reduce replacement costs by providing replaceable components. These sturdy, durable funnels are designed for long life and maximum safety. The replaceable No. 4 Polytetrafluorethylene (PTFE) Product Standard stopcock assembly has a simple screw thread locking nut and collar which ensure that the stopcock cannot fall out in use. The tip has a 7mm O.D. stem that is al…

These 2L PYREX® economy Squibb separatory funnel replacements do not have a Polytetrafluorethylene (PTFE) valve assembly or polyethylene stopper. For replacement polyethylene Standard Taper stoppers, see No. 7624; for replacement PTFE locking stopcock assemblies, see No. 2116-LSO; for replacement tips, see No. 6406-GTO.

These economical 500 mL PYREX® separatory funnels are designed to reduce replacement costs by providing replaceable components. These sturdy, durable funnels are designed for long life and maximum safety. The replaceable No. 4 Polytetrafluorethylene (PTFE) Product Standard stopcock assembly has a simple screw thread locking nut and collar which ensure that the stopcock cannot fall out in use. The tip has a 7mm O.D. stem that i…

These 500 mL PYREX® economy Squibb separatory funnel replacements do not have a Polytetrafluorethylene (PTFE) valve assembly or polyethylene stopper. For replacement polyethylene Standard Taper stoppers, see No. 7624; for replacement PTFE locking stopcock assemblies, see No. 2116-LSO; for replacement tips, see No. 6406-GTO.

These PYREX® tip replacements are only for the locking stopcock No. 2116-LSO.

These 125 mL PYREX® glass separatory funnels have Polytetrafluorethylene (PTFE) No. 2 Product Standard stopcocks and inner and outer 14/20 Standard Taper joints. The PTFE plug fits into the micro-finish barrel. This funnel is also a replacement for organic chemistry kit No. 6949K. The plug also reduces freezing problems and grease contamination. For PTFE stopcock plugs, see No. 7681.

These replacement 125 mL PYREX® glass separatory funnels have inner and outer 19/22 Standard Taper joints. They require Polytetrafluorethylene (PTFE) No. 2 Product Standard stopcock plug fits into the micro-finish barrel. The plug also reduces freezing problems and grease contamination. For replacement PTFE stopcock plugs, see No. 7681.

These 125 mL beakers are graduated in both fluid ounces and milliliters. The graduations are approximate only. These blown graduates, of substantial weight for greater mechanical strength, are ideal for measuring hot solutions. (Because of their heavy walls, they should not be subjected to direct contact with the heat source.)

These 1L beakers are graduated in both fluid ounces and milliliters. The graduations are approximate only. These blown graduates, of substantial weight for greater mechanical strength, are ideal for measuring hot solutions. (Because of their heavy walls, they should not be subjected to direct contact with the heat source.)

These 250 mL beakers are graduated in both fluid ounces and milliliters. The graduations are approximate only. These blown graduates, of substantial weight for greater mechanical strength, are ideal for measuring hot solutions. (Because of their heavy walls, they should not be subjected to direct contact with the heat source.)

These 2L beakers are graduated in both fluid ounces and milliliters. The graduations are approximate only. These blown graduates, of substantial weight for greater mechanical strength, are ideal for measuring hot solutions. (Because of their heavy walls, they should not be subjected to direct contact with the heat source.)

These 500 mL beakers are graduated in both fluid ounces and milliliters. The graduations are approximate only. These blown graduates, of substantial weight for greater mechanical strength, are ideal for measuring hot solutions. (Because of their heavy walls, they should not be subjected to direct contact with the heat source.)

These 1L PYREXPLUS®-coated heavy wall flasks have protective PVC coating for longer product life and safety. Protective coating helps prevent glass from shattering, reduces spills and is autoclavable (121°C) and resistant to thermal shock. For convenience, the flasks are graduated to show approximate capacity. The neck finish affords an excellent fit for rubber stoppers and uses a No. 8 rubber stopper. The 10mm tubulation is n…

Flask features a protective PVC coating for longer product life and safety. Protective coating helps prevent glass from shattering and reduces spills. Autoclavable (121°C) and resistant to thermal shock. For convenience, the flasks are graduated to show approximate capacity. Tubulation O.D. is approximately 10 mm on sizes up to 1000 mL. Tubulation O.D. is approximately 12.5 mm on 2000 and 4000 mL sizes. The tubulation is not c…

These 2L PYREXPLUS®-coated heavy wall flasks have protective PVC coating for longer product life and safety. Protective coating helps prevent glass from shattering, reduces spills and is autoclavable (121°C) and resistant to thermal shock. For convenience, the flasks are graduated to show approximate capacity. The neck finish affords an excellent fit for rubber stoppers and uses a No. 9 rubber stopper. The 12.5mm tubulation is…

These 4L PYREXPLUS®-coated heavy wall flasks have protective PVC coating for longer product life and safety. Protective coating helps prevent glass from shattering, reduces spills and is autoclavable (121°C) and resistant to thermal shock. For convenience, the flasks are graduated to show approximate capacity. The neck finish affords an excellent fit for rubber stoppers and uses a No. 12 rubber stopper. The 12.5mm tubulation i…

These 500 mL PYREXPLUS®-coated heavy wall flasks have protective PVC coating for longer product life and safety. Protective coating helps prevent glass from shattering, reduces spills and is autoclavable (121°C) and resistant to thermal shock. For convenience, the flasks are graduated to show approximate capacity. The neck finish affords an excellent fit for rubber stoppers and uses a No. 7 rubber stopper. The 10mm tubulation…

Flask features a protective PVC coating for longer product life and safety. Protective coating helps prevent glass from shattering and reduces spills. Autoclavable (121°C) and resistant to thermal shock. The graduation mark is easy to read. Supplied with standard taper PYREX stopper.For stopper only, see Cat. No. 7650.Warning: Do not place over direct heat or flame. Do not heat above 121°C moist heat or 110°C dry heat.

Flask features a protective PVC coating for longer product life and safety. Protective coating helps prevent glass from shattering and reduces spills. Autoclavable (121°C) and resistant to thermal shock. The graduation mark is easy to read. Supplied with standard taper PYREX stopper.For stopper only, see Cat. No. 7650.Warning: Do not place over direct heat or flame. Do not heat above 121°C moist heat or 110°C dry heat.