Nigrosine: Ubwiza butagaragara inyuma y'umukara wijimye kandi urambye
Mu isi yuzuye amabara, amabara make afite ubuhanga n'imbaraga nk'umukara mwiza kandi wijimye. Kugira ngo ugere kuri iyi sura nziza bisaba igisubizo cyiza: Nigrosine. Mu myaka ibarirwa muri za mirongo, iri rangi ry’ubukorikori rikora neza ryabaye amahitamo yizewe yo gutanga ibara ry’umukara rikomeye, riramba kandi ringana mu nganda zitabarika. Uretse kuba ibara gusa, ni ikigereranyo cy’ubwiza n’imikorere.
Nigrosine ifite ubwoko butatu, nyamuneka urebe icyo irangi rigamije:
1. Umushongi w'umukara 7- Amavuta ya nigrosine ashongeshwa
Ikoreshwa cyane cyane mu gusiga irangi ry'inkweto, irangi rya neoprene, irangi rya pulasitiki n'ibara rya bakelite.
2.Umushongi w'umukara 5- Nigrosine spirit isongera
Ikoreshwa cyane cyane mu gusiga irangi ku ruhu, neoprene, pulasitiki, irangi rigezweho na wino.
3.Acide Black 2- Amazi ya nigrosine ashongeshwa
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Ntutinye kunyandikira gusa.
Igihe cyo kohereza: Nzeri-05-2025