Dub 7

Khoom npe: Solvent Black 7
Molecular Structure: azine class

CAS Registry No.: 10135-15-7/68389-53-7/70914-33-9/74499-45-9/8005-02-5/94313-51-6
Manufacturing Methods: txawv tebchaw txheej txheem yog: (a) 1-Nitrobenzene thiab aniline thiab aniline hydrochloride thiab hlau los yog tooj liab nyob rau hauv 180 ~ 200 ℃ cua sov, thiab ua dawb puag (b) yuav Nitrophenol los yog Nitrocresols, aniline thiab aniline hydrochloride thiab ib tug me me ntawm cov hlau nyob rau hauv 180 ~ 200 ℃ cua sov, thiab ua dawb puag.
Khoom thiab Daim Ntawv Thov: xiav-dub rau dub.Insoluble nyob rau hauv dej, soluble nyob rau hauv ethanol rau xiav dub, kuj soluble nyob rau hauv benzene thiab toluene, soluble nyob rau 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 ua ke
Cov khoom lag luam: Atlasol Ntsuj Plig Nigrosine B, Classic Solvent Black 7, Rosaplast Nigrosine Base
Siv: Nws yog xim dub pob tshab xim rau xim yas, hluavtaws fibers.