Volumetric Flasks

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  • Calibrated "to contain" (TC) at 20°C and amberized for light sensitive studies, these Class A, borosilicate glass, wide mouth flasks are designed to provide pipette access along with facilitating filling and sampling. Unique flat bottom interior permits use of a standard stir bar. The…

  • 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

  • Featuring a wide base for greater stability, these borosilicate glass flasks have a serial number and a marking area. Its design addresses the needs of smaller volume vessels. All sizes are made to meet the requirements of ASTM E 237. Calibrated "to contain" (TC) at 20°C and supplied…

  • Calibrated "to contain" (TC) at 20°C, these Class A, borosilicate glass, wide mouth flasks are 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…

  • 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…

  • Amberized and calibrated "to contain" at 20°C, these borosilicate glass flasks are designed to meet specifications of ASTM E 288 Class A "Unserialized flasks." Stoppered flasks are supplied with glass penny head Standard Taper stoppers.

  • Class A Volumetric Flasks

    SP Wilmad-LabGlass

    These borosilicate glass volumetric flask sizes comply with requirements for Type 1, Class A "Unserialized flasks". They are supplied with a standard taper penny head glass stopper. Calibrated "to contain" at 20°C. Reference: ASTM E288 and Federal Specifications NNN-F-289.…

  • Glass quality, calibration lines, inscription and appearance are maintained according to the former NBS circular 602. Flask has a marking spot in addition to a serial number. Calibrated to contain (TC) at 20°C. Supplied with stopper.

  • Intended for checking automatic fill volumes, the borosilicate glass flask is calibrated "to contain" (TC) at 68°F.

  • Borosilicate glass cylinders and flasks are as specified in NIST Handbook 105-2 as a set of U.S. Customary field standard flasks. All sizes are calibrated "to deliver" (TD) at 68°F/20°C (10 second drain).

  • 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.

  • 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.

  • 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…

  • These borosilicate glass volumetric flask sizes comply with requirements for Type 1, Class A "Unserialized flasks". They feature a heavy neck to accept Standard Taper glass stoppers (not included). Calibrated "to contain" (TC) at 20°C. Reference: ASTM E288 and Federal…

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