General Lab Products & Reviews

These 2 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric…

These 20 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated (TC - bottom line) and To Deliver (TD - top line) to specifications for Class A volumetric ware. Color-co…

These 25 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated (TC - bottom line) and To Deliver (TD - top line) to specifications for Class A volumetric ware. Color-co…

These 3 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric…

These 4 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric…

These 5 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric…

These 6 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric…

These 7 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric…

These 8 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric…

These 9 mL PYREX® volumetric pipets are calibrated to Class A tolerances in accordance with ASTM E-542, and ASTM E-969. Each pipet is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. These precision PYREX® volumetric pipets are manufactured and calibrated "To Contain" (TC - bottom line) and "To Deliver" (TD - top line) to specifications for Class A volumetric…

These PYREX® settlometers are used with oxidized sludge process for treatment of sewage and other wastes. 2000 mL heavy wall cylinder measures 51/8 high and is graduated in cc per liter, and in hundredths of a foot.

These approximately 3mm PYREX® beads are useful as boiling stones, mixing beads and as packing for distillation columns. Beads are packaged in 0.45kg. (1 lb.) bottles (each bottle is one pack), which have a packing volume of approximately 360cm³ or 22 cubic inches.

These approximately 4mm PYREX® beads are useful as boiling stones, mixing beads and as packing for distillation columns. Beads are packaged in 0.45kg. (1 lb.) bottles (each bottle is one pack), which have a packing volume of approximately 360cm³ or 22 cubic inches.

These approximately 5mm PYREX® beads are useful as boiling stones, mixing beads and as packing for distillation columns. Beads are packaged in 0.45kg. (1 lb.) bottles (each bottle is one pack), which have a packing volume of approximately 360cm³ or 22 cubic inches.

These approximately 6mm PYREX® beads are useful as boiling stones, mixing beads and as packing for distillation columns. Beads are packaged in 0.45kg. (1 lb.) bottles (each bottle is one pack), which have a packing volume of approximately 360cm³ or 22 cubic inches.

These high performance Rotaflo® in-line stopcocks can be adjusted from a 0 to 10mm bore opening and have 13mm O. D. sidearms. They are designed so that only chemically resistant polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock design permits fine flow adjustment. Lubrication is not required and assembly is fast because there are no O-rings, washers or nut…

These high performance Rotaflo® in-line stopcocks can be adjusted from a 0 to 3mm bore opening and have 8mm O. D. sidearms. They are designed so that only chemically resistant polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock design permits fine flow adjustment. Lubrication is not required and assembly is fast because there are no O-rings, washers or nuts.…

These high performance Rotaflo® in-line stopcocks can be adjusted from a 0 to 6mm bore opening and have 10mm O. D. sidearms. They are designed so that only chemically resistant polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock design permits fine flow adjustment. Lubrication is not required and assembly is fast because there are no O-rings, washers or nuts…

These high performance Rotaflo® 90° angle stopcocks can be adjusted from a 0 to 10mm bore opening and have 13mm O. D. sidearms. They are designed so that only chemically resistant Polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock design permits fine flow adjustment. Lubrication is not required and assembly is fast because there are no O-rings, washers or n…

These high performance Rotaflo® 90° angle stopcocks can be adjusted from a 0 to 3mm bore opening and have 8mm O. D. sidearms. They are designed so that only chemically resistant Polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock design permits fine flow adjustment. Lubrication is not required and assembly is fast because there are no O-rings, washers or nut…

These high performance Rotaflo® 90° angle stopcocks can be adjusted from a 0 to 6mm bore opening and have 10mm O. D. sidearms. They are designed so that only chemically resistant Polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock design permits fine flow adjustment. Lubrication is not required and assembly is fast because there are no O-rings, washers or nu…

These high performance Rotaflo® three-way stopcocks can be adjusted from a 0 to 3mm bore opening and have 8mm O. D. sidearms. They are designed so that only chemically resistant polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock design permits fine flow adjustment. Lubrication is not required and assembly is fast because there are no O-rings, washers or nut…

These high performance Rotaflo® three-way stopcocks can be adjusted from a 0 to 6mm bore opening and have 10mm O. D. sidearms. They are designed so that only chemically resistant polytetrafluoroethylene (PTFE) and PYREX® borosilicate glass are in contact with liquids and gases. The Rotaflo® stopcock design permits fine flow adjustment. Lubrication is not required and assembly is fast because there are no O-rings, washers or nu…

These hollow full length PYREX® 19/38 Standard Taper joint stoppers are closed at the bottom. They are interchangeable with standard taper joints of the same size. These hollow stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs. A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage. The flat to…

These hollow full length PYREX® 24/40 Standard Taper joint stoppers are closed at the bottom. They are interchangeable with standard taper joints of the same size. These hollow stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs. A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage. The flat to…