Dub 5

Khoom npe: Solvent Black 5  
Molecular Structure:  azine class  
 
CAS Registry Number: 11099-03-9/52276-97-8/8005-01-4  
Manufacturing Methods: commonly known as Nigrosine Spirit Soluble. 

Qhov sib txawv ntawm cov txheej txheem yog:  (a) 1-Nitrobenzene thiab aniline thiab anilinehydrochloride thiab hlau lossis tooj liab hauv 180 ~ 200 ℃ cua sov;(b) yuav Nitrophenol lossis Nitrocresols, aniline thiab aniline hydrochloride thiab ib qho me me ntawm cov hlau hauv 180 ~ 200 ℃ cua sov. 
Khoom thiab Daim Ntawv Thov:  xiav dub.Insoluble hauv dej, soluble hauv ethanol yog xiav-dub, soluble hauv benzene thiab toluene, soluble hauv acid thiab stearic acid.Nyob rau hauv concentrated sulfuric acid rau xiav rau xiav dub, dilution tom qab xiav-dub nag lossis daus;Nyob rau hauv concentrated nitric acid rau xiav rau dub xiav.Cov xim uas yog cov khoom sib xyaw. 
Cov khoom txee:  Basonyl Black X22, Neptun Dub X14 oleat, Waxol Black SS  
Siv: Nws yog xim dub rau xim xim, luam ntawv inks, sau inks.