Abubuwan Halittu na Physicochemical na Direct Scarlet 4BE

Kai tsaye Scarlet 4BErawaya-ja ne idan mai narkewa a cikin ruwa, orange lokacin da mai narkewa a cikin barasa, kuma dan kadan mai narkewa a cikin acetone, yana haifar da bayani mai haske mai haske.Kusan rashin narkewa a cikin ether.

＞ Ƙayyadaddun Rini Kai tsaye

Direct Scarlet 4BE rini ne waɗanda za'a iya zafi da dafa su a cikin tsaka-tsakin tsaka-tsakin tsaka-tsaki da raunin haɗin gwiwa ba tare da taimakon mordants ba.Ana samar da dyes kai tsaye ta hanyar hydrogen bonding van der Waals da karfi tsakanin dyes kai tsaye da zaren auduga.Direct dyes suna da ƙungiyoyi masu narkewa da ruwa kamar ƙungiyoyin sulfonic acid (-SO3H) ko ƙungiyoyin carboxyl (-COOH) kuma an tsara tsarin tsarin su a cikin siffa mai linzami.Tsarin zobe na kamshi suna cikin jirgin sama ɗaya, don haka rini kai tsaye suna da kusanci ga filayen cellulose.Ana iya rina su kai tsaye a cikin tsaka-tsakin tsaka-tsaki kuma ana iya rina su idan dai an narkar da rini a cikin ruwa.Don dyes kai tsaye tare da ƙarancin narkewa, ana iya ƙara ash soda don taimakawa narkewa.Rini kai tsaye ba su da juriya ga ruwa mai wuya.Yawancinsu na iya haɗawa da calcium da magnesium ions don samar da hazo maras narkewa, haifar da tabo akan yadudduka rina.Saboda haka, dole ne a narkar da rini kai tsaye a cikin ruwa mai laushi.Idan taurin ruwan rini da ake amfani da shi wajen samarwa ya yi yawa, ana iya ƙara soda ash ko sodium hexametaphosphate, wanda ba kawai zai taimaka wajen narkar da rini ba har ma da laushi.