Historical
ASTM E287-02(2012)
Standard Specification for Laboratory Glass Graduated Burets
1.1 This specification covers requirements for glass burets of precision and general-purpose grades suitable for laboratory use.
1.1.1 Class A???Each buret of precision grade may be marked with the letter ???A??? to signify compliance with applicable construction and accuracy requirements in Table 1 and Table 2. Each buret may be marked with a permanent serial number at the option of the manufacturer.
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ASTM International [astm]
ASTM International [astm]