e-CFR data is current as of March 4, 2021
TITLE 27—Alcohol, Tobacco Products and Firearms
CHAPTER I—ALCOHOL AND TOBACCO TAX AND TRADE BUREAU, DEPARTMENT OF THE TREASURY SUBCHAPTER A—ALCOHOL PART 30—GAUGING MANUAL
Subpart A—SCOPE OF REGULATIONS
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| Gauging of distilled spirits. |
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Subpart B—DEFINITIONS
Subpart C—GAUGING INSTRUMENTS
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| Hydrometers and thermometers. |
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| Use of precision hydrometers and thermometers. |
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| Specific gravity hydrometers. |
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| Use of precision specific gravity hydrometers. |
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Subpart D—GAUGING PROCEDURES
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| Determination of proof obscuration. |
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Determination of Quantity
Determination of Quantity by Weight
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| Withdrawal gauge for packages. |
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Determination of Quantity by Volume
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| Procedures for measurement of bulk spirits. |
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| Procedure for measurement of cased spirits. |
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Subpart E—PRESCRIBED TABLES
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| Table 1, showing the true percent of proof spirit for any indication of the hydrometer at temperatures between zero and 100 degrees Fahrenheit. |
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| Table 2, showing wine gallons and proof gallons by weight. |
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| Table 3, for determining the number of proof gallons from the weight and proof of spirituous liquor. |
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| Table 4, showing the fractional part of a gallon per pound at each percent and each tenth percent of proof of spirituous liquor. |
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| Table 5, showing the weight per wine gallon (at 60 degrees Fahrenheit) and proof gallon at each percent of proof of spirituous liquor. |
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| Table 6, showing respective volumes of alcohol and water and the specific gravity in both air and vacuum of spirituous liquor. |
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| Table 7, for correction of volume of spirituous liquors to 60 degrees Fahrenheit. |
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Subpart F—OPTIONAL GAUGING PROCEDURES
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| Optional method for determination of proof for spirits containing solids of 400 milligrams or less per 100 milliliters. |
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| Recording obscuration by proprietors using the optional method for determination of proof. |
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