This standard specifies the test methods for the moisture regain of synthetic fiber filaments - the method of hot weighing inside the box and the method of cold weighing outside the box. This standard is applicable to the test of moisture regain of synthetic fiber (polyester, nylon, polypropylene) filament.
GB/T 6503-2001 history
2017GB/T 6503-2017 Man-made fibres.Test method of moisture regain
2008GB/T 6503-2008 Testing method for moisture regain of man-made fibres
2001GB/T 6503-2001 Test method for moisture regain in synthetic filament yarns