General Lab Products & Reviews

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…