GB/T 6504-2017: Translated English of Chinese Standard. (GBT 6504-2017, GB/T6504-2017, GBT6504-2017): Man-Made Fiber - Test Method for Oil ContentThis Standard specifies the test method for oil content of man-made fiber: extraction method (Method A), neutral soap solution washing method (Method B), optical refractive index method (Appendix A), nuclear magnetic resonance method (Appendix B), rapid extrusion method (Appendix C). This Standard is applicable to polyester (dacron), polyamide (chinlon), polyacrylonitrile (acrylic), polypropylene (polypropylene), polyvinyl formal (vinylon), regenerated cellulose fiber (rayon); other type of man-made fibers can refer to. |
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accurate to 0.1mg analytically pure Apparatus The apparatus calculate the oil Chemical Fiber chinlon condense tube constant temperature water containing specimen content of specimen continuously and repeatedly Data rounding determination of oil difference doesn’t exceed distillation flask Dryer evaporating dish extracted distillation extraction method fiber fat extractor final mass flask after extraction laboratory sample latter weighing magnetic resonance method man-made fibers mass of distillation methanol minimum division value moisture content nuclear magnetic resonance oil content oiling agent optical refractive index parallel tests pipette Place the specimen polyacrylonitrile polyamide polypropylene qualitative filter paper rapid extrusion method Reagents and materials refractive index method Result calculation room temperature Shanghai spandex specified in GB/T specimen bag containing specimen mass Standard staple fiber Take 2 specimens temperature of 105±3 temperature water bath test method Test procedures test result tests is greater twice weighing difference types of man-made weigh the mass weighing container withdrawal cylinder Zhejiang
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| Titel | GB/T 6504-2017: Translated English of Chinese Standard. (GBT 6504-2017, GB/T6504-2017, GBT6504-2017): Man-Made Fiber - Test Method for Oil Content |
| Autor/in | https://www.chinesestandard.net |
| Verlag | https://www.chinesestandard.net, 2018 |
| Länge | 21 Seiten |
| Zitat exportieren | BiBTeX EndNote RefMan |