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Corning

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PYREX® Rotaflo Student Grade Auto-Zero BuretPYREX® Rotaflo Student Grade Auto-Zero Buret
(B8261) 		A straight bore buret suitable for use in schools and institutional laboratories featuring easytoread wear resistant white enamel markings and the one piece greaseless Rotaflo® stopcock in a 3mm bore. $211.55
PYREX® Rotaflo Auto-Zero BuretsPYREX® Rotaflo Auto-Zero Burets
(B8280) 		These 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. $356.24
PYREX® Colored Scale Burets w/Straight Bore Teflon StopcockPYREX® Colored Scale Burets w/Straight Bore PTFE Stopcock
(B8320) 		Burets are suitable for use in school and institutional laboratories not requiring the accuracy of our Class A models. Supplied with a PTFE stopcock plug. The microfinish of the barrel provides a precision fit. The tips are carefully drawn for accuracy to insure proper drainage rate. Each buret is supplied with a dust co... $111.17
PYREX® Precision Bore Class A Burets w/Glass StopcockPYREX® Precision Bore Class A Burets w/Glass Stopcock
(B8340) 		Precision bore tubing is used to assure accuracy between any two points. Durable colored graduations are sharply defined and easy to read. Carefully ground ts stopcock gives precise control. Each buret is supplied with a dust cover. All sizes furnished with a 2mm bore stopcock plug.The capacity tolerance on these burets ... $166.77
PYREX® Serialized & Certified Class A Buret w/Teflon StopcockPYREX® Serialized & Certified Class A Buret w/PTFE Stopcock
(B8345) 		The capacity tolerance on these Class A 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... $177.23
PYREX® Class A Colored Scale Burets w/Teflon StopcockPYREX® Class A Colored Scale Burets w/PTFE Stopcock
(B8360) 		The capacity tolerance on these burets is established by ASTM E287 and they are calibrated in accordance with ASTM E542. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings fine sharp lines and large easytoread numbers. The stopcock barrel has a smooth micro... $133.97
PYREX® Colored Scale Dispensing Burets w/Teflon StopcockPYREX® Colored Scale Dispensing Burets w/PTFE Stopcock
(B8580) 		These larger volume PYREX® burets are suitable for use in school and institutional laboratories not requiring the accuracy of our Class A models. Supplied with a PTFE stopcock plug to reduce freezing and eliminate lubricant contamination. The microfinish of the barrel provides a precision fit. The tips are carefully draw... $151.37
PYREX® Class A Micro Buret w/Funnel Top and Glass StopcockPYREX® Class A Micro Buret w/Funnel Top and Glass Stopcock
(B8820) 		These burets are designed for precise analytical methods in microchemistry. Precision bore tubing throughout the body assures accuracy between any two points. Funnel top facilitates addition of reagents by pouring or by suction from below through a rubberstoppered tube. Tips are tapered to assure smooth flow. Stopcocks t... $373.51
PYREX® Conical Centrifuge Tubes w/Beaded RimPYREX® Conical Centrifuge Tubes w/Beaded Rim
(C1880) 		Uniform glass distribution in the wall taper and bottom provides improved mechanical strength prevents the formation of failurecausing stress regions during centrifuging and insures the highest degree of accuracy. $10.03
PYREX® Conical H/D Centrifuge Tubes w/Beaded RimPYREX® Conical H/D Centrifuge Tubes w/Beaded Rim
(C1900) 		Made to the same O.D. and length specifications as C1880 but of increased wall thickness for greater mechanical strength. In order to conform with outside diameter and overall length limitations imposed by shields it has been necessary to reduce the capacity of all heavy duty tubes. $49.41
PYREX® Disposable Glass Centrifuge Tubes, UngraduatedPYREX® Disposable Glass Centrifuge Tubes, Ungraduated
(C1945) 		PYREX® disposable glass centrifuge tubes are manufactured from Type I borosilicate glass. They are available in four sizes: 5, 10, 15 and 50mL and in two styles: either threaded for disposable phenolic screw caps or with a tooled rim for secure snap cap sealing. These tubes feature more consistent uniform wall thickness,... $102.99
PYREX® Conical H/D Centrifuge Tubes w/Pennyhead StoppersPYREX® Conical H/D Centrifuge Tubes w/Pennyhead Stoppers
(C1960) 		Uniform glass distribution in the wall taper and bottom provides improved mechanical strength and prevents the formation of failure causing stress regions during centrifuging. With a solid ts pennyhead stopper. $299.72
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