Standard Historical Last Updated: Dec 31, 2010
ASTM D5309-08

Standard Specification for Cyclohexane 999


This specification covers a grade of cyclohexane identified as "cyclohexane 999." The material shall conform to the required purity, benzene content, n-hexane content, methylcyclohexane content, methylcyclopentane content, sulfur content, appearance, color, and distillation range.


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 E 29.

1.3 Consult current OSHA regulations, supplier's Material Safety Data Sheets, and local regulations for all materials used in this specification.

Contact Sales
Reprints and Permissions
Reprints and copyright permissions can be requested through the
Copyright Clearance Center
Book of Standards Volume: 06.04
Developed by Subcommittee: D16.01
Pages: 2
DOI: 10.1520/D5309-08
ICS Code: 71.080.10