ASTM E287-02(2024)

Podrobné informácie

Označenie: ASTM E287-02(2024)

Dátum vydania: 01.11.2024

Stránok: 3

Krajina: Americká technická norma

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Anotácia

This specification covers requirements for glass burets of precision and general-purpose grades suitable for laboratory use. Burets are classified as: class A - precision grade buret, and class B - general purpose burets. Burets shall be calibrated to deliver the intended volume at 20?C. No after-drainage period is allowed. Self-zeroing burets shall have an ungraduated, tapered, interior extension that terminates with an overflow orifice. Burets may be equipped with a filling tube. All burets shall have permanently attached stopcocks. The stopcock´s handle shall be located to the right. Stopcock plugs shall be provided with a retaining device.


Keywords:
burets, glass, graduated,, ICS Number Code 71.040.20 (Laboratory ware and related apparatus)