Ana gane fasahar sarrafa bambance-bambancen launi a matsayin ɗaya daga cikin mafi wahalar fasaha don ƙwarewa, kuma yana da mahimmancin sarrafa ingancin samfur.Da farko, ya kamata a sami yanayin samarwa da ya dace ciki har da ƙwararrun ma'aikata, injunan ci gaba da kayan aiki, zafin jiki da zafi (yanayin yanayi) na rukunin yanar gizon, lokacin ɗaukar aiki (raw material chemical reaction), sannan tare da tsauraran matakan daidaita launi da ka'idoji da abin dogaro. aikin toner da sauran albarkatun kasa.Wasu daga cikin waɗannan abubuwan da ake aiki da su ana iya sarrafa su wasu kuma ba za a iya sarrafa su ba, kamar yanayin yanayi.Idan mutum yana iya sarrafa shi amma ba a sarrafa shi sosai ba, yana da sauƙi don haifar da bambancin launi.

Bugu da kari, kowane toner factory yi amfani da daban-daban launi rabo wanda ya haifar da daban-daban sinadaran mataki a kan daban-daban acrylic zanen gado, shi ne sau da yawa cewa tushe na launi ne daban-daban, ta halitta tasirin acrylic madubai ne daban-daban, musamman ma daban-daban batches na acrylic madubi more. ko ƙasa da haka zai bayyana ɗan ƙaramin bambancin launi, wannan ba makawa ne.