Volumetric Flasks

Similar to CG-1600 but with the addition of a mixing bulb between the calibration line and the stopper. The mixing bulb contains approximately one tenth of the flask capacity and aids in the mixing or dissolving of the flask contents. Supplied complete with one solid glass pennyhead stopper. For...

Globe Glass volumetric flasks are calibrated to meet ASTM tolerance specifications for precise measurement in solution preparation and dilution.  A diamond etched graduation line indicates the calibrated capacity of each measuring flask.  Wide mouth options are available for easier filling...

Clear Glass With PTFE Stoppers Pipet access is easy with wide-mouth, volumetric flasks Superior strength, durability and safety from heavy, uniform walls Quick identification with large, permanent, easy-to-read markings Flat interior bottoms for stirring with standard stir bars Accuracy - graduated...

Class "A" micro volumetric flask calibrated to contain. With 14/20 top outer joint and supplied complete with a CG-3000 14/20 hollow stopper. Flasks have hex base for stability and a V shaped interior bottom for total sample retrieval.

RAY-SORB Processed Glass with PE Stoppers Pipet access is easy with wide-mouth, volumetric flasks Superior strength, durability and safety from heavy, uniform walls Quick identification with large, permanent, easy-to-read markings Flat interior bottoms for stirring with standard stir bars Accuracy -...

KIMAX flask with a graduation ring blasted on the neck. Calibrated both "to contain" and "to deliver" (top line). With a marking spot Ground glass stopper is supplied with the flask Designed from ASTM Specification E288, Class A unserialized requirements Replacement stopper is...

Microvolumetric Class A flasks are individually serialized and supplied with a Certificate of Identification and Capacity.  Flasks are designed for microchemical work in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. To improve...

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A plastic snap cap is included. Meets Class A specifications per ASTM E-288. Batch certified.

Flasks are manufactured to conform to Federal Specifications NNN-F-289 for Type 1, Class "A" unserialized flasks and ASTM E-288. Supplied complete with one solid glass pennyhead stopper. For additional stoppers, see CG-3018.

Calibrated "to contain" (TC) at 20°C, this heavy walled borosilicate glass viscosity flask has a top with reinforced lip and is used in determining Saybolt viscosity of petroleum and bituminous materials. This receiving flask can be used in Saybolt viscometer baths. Conforms to ASTM D...

Made of high quality, heavy duty, borosilicate 3.3 glass Amber color provides protection for light sensitive solutions Class A tolerance complies with ISO 1042 standard Includes calibration certificate from ISO accredited testing lab Single, white graduation mark for precise measuring and dilutions...

An excellent alternative to glass flasks, these glass flasks are made from PMP are gravimetrically calibrated to contain at 20º C. These plastic volumetric flasks meet Class B tolerances per DIN EN ISO 1042.

Calibrated "to contain" at 20°C Accuracy tolerances approximately twice those specified for Class A

Wide mouth design facilitates mixing, pipette access, sampling and filling. Unique Flat Bottom Interior permits the use of a standard stir bar. Large permanent white letters make the capacity clearly visible. Flasks are calibrated "To Contain" at Class A tolerances, per ASTM E288...

Calibrated "to contain " Standard Taper stoppers (4997K13 to K76) Size 2 mL is test-tube shape and not marked A (as tolerances are larger) Sizes 5 mL and larger are designed for Federal Specification NNN-F-289 and meet ASTM Standard E 288 Capacity/stopper size given in listings Supplied...

These volumetric flasks are highly-transparent, easy-to-clean, and meet Class A tolerances per DIN EN ISO 1042. Flasks are manufactured from PFA (a perfluoxy copolymer), which is highly resistant to heat and chemical contamination. PFA surface properties offer superior cleanability to glass, PTFE...

An excellent alternative to glass flasks, these plastic flasks are made from PP and are gravimetrically calibrated “to contain” at 20°C. These volumetric flasks meet Class B tolerances per DIN EN ISO 1042.

PYREX® VISTA volumetric flasks provide precise volume measurement. The necks are tooled for Standard Taper glass stoppers. The graduation line is sharp and permanent and large blue block letters make the inscription easy to read. The 1 mL and 2 mL sizes are test tube shaped.  These Class A...

Accuracy of standard glass flasks combined with the break resistance of plastic Leakproof No meniscus to confuse readings Gravimetrically calibrated individually TC/TD at 20°C, then marked with a permanent color graduation line. Oval marking spot has additional line at 203 mL level for BOD and DO...

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A ground glass stopper is included. Meets Class A specifications per ASTM E-288. Batch certified.

Made of high quality, heavy duty, borosilicate 3.3 glass Beaded rim facilitates proper stopper fit (stopper not included) Class A tolerance, as per ISO 1042 Features a single graduation mark for precise dilution and preparation Volumetric flask made of high quality, heavy duty borosilicate 3.3...

These Volumetric Flasks are made from quality borosilicate glass, and come fitted with a PTFE stopper. Volumetric flasks are used to contain a very precise volume of liquid or other substance at a particular temperature. Class B. PRODUCT WARNINGS WARNING: This product can expose you to chemicals...

Silicone bumpers slip easily onto any volumetric flask. In the event of a flask being accidentally tipped over, the wide bumpers cushion the neck from hitting the table surface. Color coded and available in five different sizes. Wide design to cushion flasks if tipped over Made of high-quality...