This standard specifies 3,3-dimethyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-4-penten-2-ol (also known as maltanol , polysanol or polysanol) requirements, test methods, inspection rules and markings, packaging, transportation, storage, and shelf life. This standard applies to 3,3-dimethyl-5-(2,2,3-trimethyl-3-cyclohexane) prepared by condensation and methylation reactions using borneol and butanone as raw materials. The quality of penten-1-yl)-4-penten-2-ol was analyzed and evaluated.