Trusted information for laboratory scientists on General Lab products and techniques on SelectScience, including incubators, autoclaves, light microscopy and pH meters.
These 4 mL PYREX® Parr weighing bottles are designed for weighing small samples and have an external 24/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
These 12 mL PYREX® standard weighing bottles have an external 29/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
These 16 mL PYREX® standard weighing bottles have an external 29/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
These 30 mL PYREX® standard weighing bottles have an external 34/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
These 92 mL PYREX® standard weighing bottles have an external 45/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
These 45 mL PYREX® standard weighing bottles have an external 45/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
These 70 mL PYREX® standard weighing bottles have an external 45/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
These 36 mL PYREX® low form weighing bottles have an external 55/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
These 42 mL PRYEX® low form weighing bottles have an external 60/12 Standard Taper joint style opening. The closure style cap fits over the externally ground body.
The standard taper stopper incorporates a plain tip tube as the distributor. These bottles have a large hexagonal base for stability. Tubulations are 18 mm O.D.
The standard taper stopper incorporates a plain tip tube as the distributor. These bottles have a large hexagonal base for stability. Tubulations are 18 mm O.D.
The standard taper stopper incorporates a plain tip tube as the distributor. These bottles have a large hexagonal base for stability. Tubulations are 18 mm O.D.
These PYREX® bulbs are for the absorption of CO2 in carbon determination. Weight, when filled, is approximately 135 grams. A turn of the interchangeable stopper closes both inlet and outlet tubes which have 6mm O.D.
These 1L PYREX® burets are suitable for use in school and institutional laboratories not requiring the accuracy of our Class A models. They are used when dispensing large volumes of liquids rapidly and accurately. Made from close tolerance, accurate bore tubing with uniform walls, these burets have a permanently colored scale. Tips are carefully drawn and ground to reduce chipping. Provided with a Polytetrafluorethylene (PTFE)…
These 250 mL PYREX® burets are suitable for use in school and institutional laboratories not requiring the accuracy of our Class A models. They are used when dispensing large volumes of liquids rapidly and accurately. Made from close tolerance, accurate bore tubing with uniform walls, these burets have a permanently colored scale. Tips are carefully drawn and ground to reduce chipping. Provided with a Polytetrafluorethylene (P…
These 500 mL PYREX® burets are suitable for use in school and institutional laboratories not requiring the accuracy of our Class A models. They are used when dispensing large volumes of liquids rapidly and accurately. Made from close tolerance, accurate bore tubing with uniform walls, these burets have a permanently colored scale. Tips are carefully drawn and ground to reduce chipping. Provided with a Polytetrafluorethylene (P…
The capacity tolerance on this Class A 100 mL PYREX® buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to-read numbers. The stopcock barrel has a smooth micro-finish to assure leak-resistant performance. Each buret is supplied with a dust cover.…
The capacity tolerance on this Class A 25 mL PYREX® buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to-read numbers. The stopcock barrel has a smooth micro-finish to assure leak-resistant performance. Each buret is supplied with a dust cover. A…
The capacity tolerance on this Class A 50 mL PYREX® buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to-read numbers. The stopcock barrel has a smooth micro-finish to assure leak-resistant performance. Each buret is supplied with a dust cover. A…
The capacity tolerance on this Class A 10 mL PYREX® buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542 and D-511. Each buret is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to-…
The capacity tolerance on this Class A 100 mL PYREX® buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542 and D-511. Each buret is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to…
The capacity tolerance on this Class A 25 mL PYREX® buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542 and D-511. Each buret is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to-…
The capacity tolerance on this Class A 50 mL PYREX® buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542 and D-511. Each buret is individually serialized and supplied with a Certificate of Identification and Capacity, traceable to NIST standards. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to-…
Buret with automatic zero, Rotaflo dual stopcock. The dual stopcock helps eliminate titration errors.
(This is the suggested replacement for 2111-50)These 50 mL PYREX® burets have an automatic zeroing device and dual Rotaflo® stopcocks for easy controlled filling. Greaseless Rotaflo® stopcocks allow smoother control and help eliminate titrating errors."
