Accurate mass flow meter.

Accurate mass flow meter. A mass flow meter for making volume determinations of bulk distilled spirits. A mass flow meter used for tax determination of bulk spirits must be certified by the manufacturer of the meter or other qualified person as accurate within a tolerance of plus or minus 0.1 percent. A mass flow meter used for all other required volume determinations of bulk spirits must be certified by the manufacturer of the meter or other qualified person as accurate within a tolerance of plus or minus 0.5 percent.

Source

27 CFR § 19.1

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Scoping language

As used in this part, the following terms shall have the meanings indicated unless either the context in which they are used requires a different meaning, or a different definition is prescribed for a particular subpart, section, or portion of this part:

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