... , it has a wide measurement range, simple and quick measuring method, the test results directly displayed on the LCD screen,and ... .0 to 7.5 micronaireMeasuring accuracy: 0.03 micronaire (standard lab environment)Test time: 15 seconds on averageSample mass: 5 ± 0 ... -2007,ASTM D1448,BS 3181,ISO 2403 Test principle Airflow method testing cotton micronaire and cotton maturity, exert a certain pressure of ...