ASTM E3334-22 乙醇和乙醇溶液酸度的标准试验方法.pdf

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT)Committee. Designation:E3334-22 INTERNATIONAL Standard Test Method for Acidity in Ethanol and Ethanol Solutions1 This standard is issued under the fixed designation E3334:the number immediately following the designation indicates the year of original adoption or in the case of revision.the year of last revision.A number in parentheses indicates the year of last reapproval.A superseript epsilon (s)indicates an editorial change since the last revision or reapproval. 1.Scope 2.Referenced Documents 1.1 This test method covers the determination of acidity as 2.1 ASTM Standards:2 acetic acid in ethanol and ethanol solutions.This test method D770 Specification for Isopropyl Alcohol may be applied to ethanol samples containing very little water D1193 Specification for Reagent Water (dehydrated alcohols)to solutions with significant water (low D7795 Test Method for Acidity in Ethanol and Ethanol proof ethanol samples).The solutions include denatured alco- Blends by Titration hols such as the U.S.denatured ethanol formulas defined in E200 Practice for Preparation Standardization and Storage 27.CFR.Part 21.This test method is used for determining low of Standard and Reagent Solutions fo...