Historical
ISO 4728:1992
"Oil of wild thyme (Thymus mastichina, Linnaeus)"
Specifies certain characteristics of the oil, with a view to facilitating the assessment of its quality. Refers to ISO 279, ISO 280, ISO 592, ISO 875, ISO 1272 and ISO 1202 as methods of test. Shows a typical chromatogram (Annex A).
International Organization for Standardization [iso]