Comparison of New and Previous Versions of ISO 2403
The Micronaire value reflects the fineness and maturity of cotton fibers; as a critical intrinsic quality indicator, it is closely linked to the processing and utilization of cotton fibers. In 1972, the International Organization for Standardization (ISO) officially published the test method for Micronaire value: ISO 2403:1972, *Textiles — Cotton fibres — Determination of Micronaire value*.