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dc.contributor.authorRahmayanti, Handika Dany
dc.contributor.authorRahmawati
dc.contributor.authorSustini, Euis
dc.contributor.authorAbdullah, Mikrajuddin
dc.date.accessioned2022-01-14T23:01:07Z
dc.date.available2022-01-14T23:01:07Z
dc.date.issued2018-06-05
dc.identifier.issnP-ISSN 2088-1509/E-ISSN 2684-978X
dc.identifier.urihttp://repository.unmul.ac.id/handle/123456789/9769
dc.description.abstractThere are 6 brands of air masks on the market that are Evo med, Nexcare carbon, Nexcare daily, Indomaret, Borma and Evo club. All masks on the market have 3 layers. Based on the results of microscopy testing showed that the fiber diameter image of all mask brands in layer 2 is smaller than layer 1 and 3. Generally, all brands of masks show a uniform fiber size distribution. From the surface porosity measurements, Borma masks have a larger porosity than other masks in layers 1, 2 and 3 ie 60.64%, respectively; 42.95% and 63.58%. The results show that the difference in mask price in the market does not show the quality standards of different mask filters. Furthermore, the results of this study may contribute to the development of research on masks.en_US
dc.language.isootheren_US
dc.publisherJurnal Fisika Unnesen_US
dc.relation.ispartofseries;Jurnal Fisika 8 (1) (2018) 9-17
dc.subjectMasker; Diameter Serat; Porositasen_US
dc.titleKajian Struktur Serat dan Porositas Masker Udaraen_US
dc.typeArticleen_US


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