Polymethylpentene (PMP) and polypropylene (PP) volumetric flasks are an excellent break-resistant alternative to glass. Class A per DIN EN ISO 1042. Supplied with matching PP standard taper joint stoppers.

With barrel-shaped Standard Taper glass stopper Calibrated to contain at 20°C

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

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 …

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.

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…

Specially designed, standardized flasks, with stoppers. All capacities have 12/18 joint with approximately 10 mm opening. Cylindrical body affords better mixing and drainage, and ease of withdrawal using pipets. Wide base offers greater stability. Uppe

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 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,…

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

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.

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 …

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 closed bottom polyethylene stopper. For additional stoppers, see CG-8740. NOTE: THE CG-1602-20 CONFORMS TO ISO 1042, DIN 12664…

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…

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…

Permanently marked with an individual serial number, providing an easy way to track items used during analytical testing Carefully selected to meet the Class A requirements as specified in ASTM E 288 - Standard Specification for Volumetric Flasks Supplied with a Certificate of Graduation…

Calibrated "to contain" (TC) at 20°C, this Class A, borosilicate glass, wide mouth flask is designed to provide pipette access along with facilitating filling and sampling. Unique flat bottom interior permits use of a standard stir bar. The heavy wall thickness gives greater…

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.

These borosilicate glass volumetric flasks are provided with a plastic closed-bottom stopper which fits the Standard Taper ground zone. Stopper design prevents the neck from breaking if flask is tipped over. Calibrated "to contain" (TC) at 20°C.

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

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.

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…

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…

Blown in high quality, heavy duty polypropylene plastic Microwavable and autoclavable for easy cleaning and sterilization Features a highly visible graduation line Flask is fitted with screw cap to prevent leakage Designed for use in professional laboratories, but is also an ideal choice 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…

These 100mL PYREX® Class A volumetric flasks have short necks and slightly flared tops and are used for the preparation of sugar solutions for polarization tests. They conform to ASTM E-694. Reference: Sugar Division of the National Bureau of Standards.

Polymethylpentene (PMP) and 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 cap or stopper. The 10 mL size allows for accurate measurement of small volumes. Screw…

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…

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…

These PYREX® 200mL 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. 13 Standard Taper glass stoppers.…

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…

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.