1.1 This specification covers a grade of cyclohexane identified as “cyclohexane 999.”
1.2 The following applies to all specified limits in this standard: for purposes of determining conformance with this standard, an observed value or a calculated value shall be rounded off “to the nearest unit” in the last right-hand digit used in expressing the specification limit, in accordance with the rounding-off method of Practice E29.
1.3 Consult current OSHA regulations, supplier’s Safety Data Sheets, and local regulations for all materials used in this specification.
1.4 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 Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM D5309-22 Referenced Document
ASTM D3437 Standard Practice for Sampling and Handling Liquid Cyclic Products
ASTM D5386 Standard Test Method for Color of Liquids Using Tristimulus Colorimetry
ASTM D7183 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence*, 2023-05-16 Update
ASTM D7266 Standard Test Method for Analysis of Cyclohexane by Gas Chromatography (External Standard)*, 2023-07-01 Update
ASTM D7871 Standard Test Method for Analysis of Cyclohexane by Gas Chromatography (Effective Carbon Number)*, 2023-04-01 Update
ASTM D8005 Standard Test Method for Color of Clear Liquids (Platinum-Cobalt Scale)*, 2023-07-20 Update
ASTM D850 Standard Test Method for Distillation of Industrial Aromatic Hydrocarbons and Related Materials
ASTM E2680 Standard Test Method for Appearance of Clear, Transparent Liquids (Visual Inspection Procedure)*, 2023-11-01 Update
ASTM E29 Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
ASTM D5309-22 history
2022ASTM D5309-22 Standard Specification for Cyclohexane 999
2017ASTM D5309-17 Standard Specification for Cyclohexane 999
2016ASTM D5309-16 Standard Specification for Cyclohexane 999