Marked with “A” to signify adherence to accuracy specifications in ASTM Standards E 287 Supplied with Certificate of Graduation Accuracy With Ps2 bore PTFE stopcock plug (8682B22) Designed from ASTM Specification 287, Class A; 10 mL size meets ASTM Standard D 664 Includes plastic…

For filling 25 or 50 mL glass or plastic burets Nalge 3645 Self-zeroing Kit includes a 1,000 mL LDPE squeeze-bottle; 1.2 meters of 1/8” bore clear PVC tubing; polypropylene fill-tube; polypropylene adapter plug which is reversible to fit either size buret; and two size 63…

Burettes are made from the highest quality accurate bore tubing to provide a high degree of accuracy, reliability, and durability. Accuracy as per Class "B". PTFE stopcock and tip detaches from the body of the burette for easy cleaning and convenient replacement of broken tips.

Automatic self-zeroing glass buret insures non-contamination Constructed of glass, 305 mm long With offset dispensing tip Graduated 0 to 10 mL in 0.1 mL increments Self-zeroing; overflow is returned to reservoir 2002A01 (LaMotte 0847) and A06 (LaMotte 0996) burets include 50 mL plastic…

Automatic self-zeroing glass buret ensures non-contamination Easy-to-read blue graduations against a white background 10 mL buret readable to 0.05 mL; other burets readable to 0.1 mL Delivery end fitted into plastic push-button stopcock permitting drop-by-drop delivery Small screw…

This self zeroing auto burette is a universal aid in the laboratory, electroplating industry, water treatment plants, for field analyses and numerous other applications. Squeeze the bottle to fill above the 0 line; automatically self zeros. Prominent features include: measured to deliver; made of…

Class B straight bore buret barrel only Furnished without stopcock Lubri-Flo® stopcock barrel 50 mL

Precision-bore buret is permanently marked with an individual serial number Supplied with a Certificate of Graduation Accuracy Designed from ASTM Specification E 287, Class A requirements For replacement stopcock, see Thomas number 8682S16 Filling tube accepts 1/4” i.d. flexible tubing.…

Safer and more break-resistant than glass Clear plastic with black markings, individually calibrated Polymethylpentene stopcock and tip; stopcock plug Teflon ® , 2 mm bore Resistant to dilute acids and bases, except hydrofluoric acid and ammonium hydroxide; not for use with alcohol…

KIMAX® precision bore automatic burets are used in applications requiring the highest degree of precision and accuracy for volumetric analysis. These are ideal for repeat titrations requiring traceable volumetric accuracy or when the titrant should not be handled. Packed complete with a…

These acrylic burettes are made from a durable acrylic and have a PTFE stopcock. Our 25ml burettes are graduated up to 25ml with subdivisions every 0.1ml, our 50ml burettes are graduated up to 50ml with subdivisions every 0.1ml, and our 100ml burettes are graduated up to 100ml with subdivisions…

VEE GEE Scientific Class A Burets w/ PFTE Stopcocks meet ASTM E-287 Class A Specifications. Made from precision, uniform Schott DURAN® true-bore tubing to ensure the stipulated capacity tolerances. These burets (also known as burettes) feature durable, permanent markings, fine, sharp lines, and…

For student use or industrial test methods requiring medium accuracy Graduated in 0.1 mL; central filling tube zeroes buret as excess titrant drains back into reservoir Self-standing, supported by filling tube which passes through rubber stopper of reservoir bottle Rubber bulb with…

These 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…

Precision bore tubing is used these 10mL-100mL Class A PYREX® burets to assure accuracy between any two points. The capacity tolerance on these burets is established by ASTM E-287 and is calibrated in accordance with ASTM E542. Each buret is individually serialized and supplied with a…

Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use.…

These 50mL 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

This buret has a clear acrylic body and leakproof stopcock with a self lubricating PTFE plug. Each buret is individually calibrated for maximum acuracy. Acrylic body is resistant to dilute mimeral acids and bases except Hydrofluoric Acid and Ammonium Hydroxide. It can be used with pH's ranging…

These 250mL 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,…

This inexpensive portable titration set features a 2mm straight stopcock with PTFE plug. The borosilicate glass buret is filled by pressure supplied by the rubber bulb. A small hole in the filling tube at the "O" line permits setting of the liquid level and excess titrant is returned to…

Burettes with general purpose screw thread stopcocks are made from the highest quality, accurate bore tubing to provide a high degree of accuracy, reliability, and durability. All graduations are in resilient white enamel. Accuracy per Class "B".

Burettes with straight bore glass stopcocks are made from the highest quality, accurate bore tubing to provide a high degree of accuracy, reliability, and durability. All graduations are in resilient white enamel. Accuracy per Class "B".

Precision bore tubing assures uniform accuracy between any two points on the scale With Standard Taper 2 straight glass stopcock Supplied with plastic dust cap Durable colored graduations are sharply defined and easy to read. Carefully ground Standard Taperstopcock gives precise…

Self-zeroing burette is mounted on a glass bottle. Includes a PTFE needle valve stopcock, intermediate stopcock and rubber bellows. Class A, ASTM E-284, meets USP standards, individually serialized and certified. Includes Schellbach backing for easy reading of liquid levels. With amber graduations.…

Nalge 3640 Safe and easy-to-use Includes reservoir bottle with screw cap, 0.9 meter of PVC tubing and dust cap Similar to 1985R15 series, but automatic zero type with low-density polyethylene squeeze bottle reservoir connected to side filling tube by PVC tubing.

Class A, ASTM E287, meets USP standards, serialized and certified. Waiting time of 30 seconds. Manufactured from precision bore tubing and calibrated To Deliver (TD, Ex) on computer-controlled machines. Includes PTFE straight bore stopcock.

Self-zeroing burette mounts on a glass bottle. Includes a PTFE needle valve stopcock, intermediate stopcock and rubber bellows. Class A, ASTM E-287, meets USP standards, individually serialized and certified. Includes Schellbach backing for easy reading of liquid levels. With amber…

Burettes with straight bore teflon (PTFE) stopcocks are made from the highest quality, accurate bore tubing to provide a high degree of accuracy, reliability, and durability. All graduations are in resilient white enamel. Accuracy per Class "B".

Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use.…

Drying Tube with sealing-ring for Dispensette/Digital Buret/Titrette. For use with: (Thomas Nos.) 1194M54, 1194M55, 1224B89, 1221V47, 1224B90 and 1221V48.

The Sibata Glass Stopper is lightweight yet very strong to reduce chipping and breakage. It meets ASTM E-675 specifications.

These glass burettes have a straight bore, a ground glass stopcock, and permanent graduations. Class A. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive…