Volumetric Flasks

Made of high quality borosilicate 3.3 glass Includes polyethylene snap cap Single graduation line for precise dilution and preparation Class B as per ASTM-E288 Volumeteric flaks made of durable borosilicate 3.3 glass with a single graduation mark. Fitted with a chemically-resistant polyethylene snap...

Calibrated "to contain"; tolerances are within Class B specifications With marking spot and polyethylene snap cap

This Volumetric Flask, featuring the Kohlrausch design, is a must-have for any laboratory requiring precise measurements. It is engineered for stability with its flattened bottom, ensuring it remains steady during use. This Class A flask guarantees high accuracy and reliability, meeting the...

RAY-SORB® processed to protect materials sensitive to the light of shorter wavelengths Less than 1% transmission below 400 nm and approximately 5% transmission from 400-600 nm Pipet access is easy with wide-mouth volumetric flasks Superior strength, durability and safety provided by heavy,...

The Sibata Class A Volumetric Flask features machine-blown body and heavy-beaded, heavy-tubing neck that is tooled for a snap-cap fit.

Volumetric flasks for microchemical work, sizes 1 through 5mL, are designed in accordance with the recommendations of the Committee of Microchemical Apparatus, Analytical Division of the A.C.S. Solid Standard Taper glass stopper and hexagonal base Calibrated to contain at 20°C, in accordance...

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.

Polypropylene (PP) volumetric flasks provide a break-resistant alternative to glass. Flasks meet Class B per DIN EN ISO 1042. Flasks are supplied with matching PP screw caps. The 10 mL size allows for accurate measurement of small volumes. • Screw cap • Meets Class B per DIN EN IOS 1042...

Calibrated "to contain" at 20°C, the upper neck of these borosilicate glass flasks are enlarged to permit easy introduction of solids. Each flask is provided with a marking spot in addition to a serial number. NOTE: Supplied with Certificate of Compliance

Scan the QR code printed directly on the body of the flask to retrieve a PDF of the calibration batch certificate Made of high quality, heavy duty, borosilicate 3.3 glass. Can withstand high temperatures & thermal shocks Class A tolerance conforms to ISO 1042 standards Ground socket fitted with a...

Protect against leakage, breakage, and contamination. Thermo Scientific™ Nalgene™ Class B Polymethylpentene (PMP) Volumetric Flasks with Screw Caps are calibrated "To Contain" and "To Deliver" at 20°C. Flasks are lighter in weight than glass, more transparent than...

KIMAX flask used in assay of oils of cinnamon, chenopodium, cloves, spearmint and other essential oils, according to methods of the United States Pharmacopoeia and the Essential Oil Association of the USA. Calibrated to contain. With a marking spot and a durable white ceramic enamel scale. Neck is...

Borosil® Class A Volumetric Flasks are individually calibrated by automatic, laser-controlled calibration equipment. Supplied with standard PP stoppers. Flasks comply with ASTM E-288-Class A. 20mL option is not covered in ASTM. 5mL, 10mL, and 20mL options have a trapezoidal shape for improved...

Calibrated to contain at 20°C Red stripe, through which calibration mark is etched into transparent glass underneath Supplied with plastic snap cap

These borosilicate glass graduated neck flasks come in sizes to supplement our official metric series, LG-4317. Additional sizes can be supplied on request. Calibrated "to contain" at 68°F/20°C.

Borosil® Wide Mouth Class A Volumetric Flasks are individually calibrated by automatic, laser-controlled calibration equipment. Supplied with standard taper glass stoppers. Flasks comply with ASTM E-288, Class A. 20mL option is not covered in ASTM. 5mL, 10mL, and 20mL options have a trapezoidal...

Similar to CG-1603, but with PTFE stopper. Delivering high-quality precision and durability, this micro volumetric flask with a PTFE stopper is essential for any laboratory setting. Designed to meet Class A standards, it ensures the highest level of accuracy in measurements and dilutions of liquids....

Made of high quality, heavy duty, borosilicate 3.3 glass Single graduation line for precise dilution and preparation Class B tolerance conforms with ASTM-E288 standards Fitted with solid, glass pennyhead stopper Volumetric flask made of high quality, heavy duty borosilicate 3.3 glass. Single...

Dual angled sidearm fittings can be used for aseptically transferring medium into or out of angled sidearm spinner flasks or for sparging the medium with gases. Fittings are comprised of a PET insert with a fluorocarbon O-Ring and a polypropylene sealing cap. Two 316 stainless steel tubes, which...

SIBATA Class A, to contain, volumetric flasks meet ASTM E-288 Class A Specifications & USP Standards for volumetric glassware. These flasks feature machine-blown bodies and heavy-beaded, heavy-tubing necks which are tooled for standard taper stoppers. The graduation line is sharp and permanent;...

Calibrated both "to contain" and "to deliver" (top line). Graduation rings and marking spot are blasted onto glass. ground glass stopper is supplied with the flask. Designed from ASTM Specification E288, Class A unserialized requirements. Replacement ground glass stopper is...

These flasks are for use in determining phosphoric acid in mixed fertilizer.  Flasks feature a wide neck and heavy construction throughout.

Made of high quality, heavy duty, borosilicate 3.3 glass USP compiant 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...

Transluscent flask is supplied with tapered polypropylene stopper with an individually calibrated graduation line. The product is manufactured to Class B tolerances as defined by ISO 1042. Exposure to temperatures above 60°C may affect accuracy. Recommended routine cleaning up to 60ºC will...