Volumetric Flasks

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...

These Volumetric Flasks are made from quality borosilicate glass, and come fitted with a ground glass 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...

Transluscent flasks are supplied with a PFA screw cap. Screw caps provide hermetic seals and help reduce the possibility of outside contamination. The product is manufactured to Class A tolerances as defined by ISO 1042 and flasks have individually calibrated graduation lines. They withstand high...

Low actinic red stained glass provides protection to light sensitive solutions. Allowing less than 1% transmission below 400nm and 5% from 400-600nm. Wide mouth design facilitates mixing, pipette access, sampling and filling. Unique Flat Bottom Interior permits the use of a standard stir bar. Large...

Calibrated to contain Designed from Federal Specification NNN-F-289, Type I, Class A and ASTM Standard E 288 Square body, which permits closer packing on shelves 25 to 35% less area than conventional flasks of similar capacities With marking spot and solid stopper

Heavy Wall Available from 5mL-1000mL Individually Certified Class A Glass Stopper included

Made of high quality, heavy duty, 3.3 borosilicate glass Amber color for light sensitive compounds Class A tolerance complies with ISO 1042 standards Features a single white graduation mark for precise dilution and preparation Fitted with a chemically-resistant polyethylene stopper Volumetric flask...

NIST Traceable Barrel-shaped glass stopper Meets ASTM Standard E 694 and E 288 Designed from Federal Specification NNN-F-289, Type 1, Class A Serial number, marking spot and stopper

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. Individually serialized and certified.

Low actinic stained glass provides protection for materials sensitive to light. The protective color is an integral part of the flask, which retains the mechanical strength, chemical stability and thermal resistance of PYREX brand hardware.

These flasks are RAY-SORB™ processed to protect your light-sensitive contents from short-length lightwaves. Calibrated to contain With a marking spot Supplied with a PTFE Standard Taper stopper having a color-coded handle Replacement stopper is 41901R Designed from ASTM Specification E288,...

Made of high quality, heavy duty, borosilicate 3.3 glass Calibrated to contain Features a single white graduation mark for precise dilution and preparation Fitted with a polypropylene stopper Class A tolerance conforms with ASTM-E288 standards Volumetric flask made of high quality, heavy duty...

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 Class A ASTM E-542 and E-288 Supplied with a certificate of identification Traceable to NIST standards The graduation line is sharp and permanent. Large white block letters make it easy to read. Supplied with a Standard Taper stopper.

KimCote® plastic-coated flask with a single graduation ring blasted on the neck, calibrated to contain. A ground glass stopper is supplied. Marking spots on all sizes. Designed from ASTM Specification E288, Class A unserialized requirements.

RAY-SORB Processed Glass with No Stopper 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 -...

The strength of these flasks has been increased appreciably through machine-blown bodies. Sealed, heavy-beaded, heavy-tubing necks are tooled for snap-cap fit. Graduation line is sharp, permanent and large; white block letters make the inscription easy to read. 1 mL and 2 mL sizes are test-tube...

Made of high quality, heavy duty, borosilicate 3.3 glass Class A tolerance conforms with ISO 1042 standards Includes calibration certificate from ISO accredited testing lab Fitted with an interchangeable polyethylene stopper Features a single graduation mark for precise dilution and preparation...

Solid Standard Taperglass stopper and hexagonal base Calibrated "to contain" at 20°C, in accordance with ASTM Standard E 237 Made to the following tolerances: 1 mL: ±0.01 mL; 2 mL: ±0.015 mL; 5 and 10 mL: ±0.02 mL; 25 mL: ±0.03 mL 1, 2 and 5 mL flasks take Standard Taper 8 stopper; 10 and...

Permanent graduation line Machine-blown bodies Heavy-beaded, heavy-tubing necks are tooled for polyethylene stopper Stopper is made with a closed bottom and is of linear, high-density polyethylene to conform to Standard Taper stopper dimensions

Volumetric Flask made of high quality, heavy duty, 3.3 borosilicate glass Class B tolerance complies with ISO 1042 standards Features a single graduation mark for precise dilution and preparation Ground glass socket fitted with a chemical resistant polyethylene stopper. > Volumetric Flask made of...

These PYREX® 4L volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled for No. 38 Standard Taper pennyhead glass...

These PYREX® standard volumetric flasks conform to Class A capacity tolerances prescribed by ASTM. However, to facilitate transfer of crystals, salts and powders, the open end has been expanded on the 25mL and 50mL sizes. The standard 18-410 G.P.I. thread screw caps have a durable cone-shaped...