Direct Liab 81

Khoom Lub Npe: Direct Red 81 150%
Molecular Structure: Ob chav azo class

Molecular Formula: C ₂₉H ₁₉N ₅Na ₂O ₈S ₂
Molecular Luj: 675.6
CAS Registry Number: 2610-11-9/12237-71-7
Manufacturing Methods: 4-((4- Aminophenyl)diazenyl) benzenesulfonic acid diazo, thiab 7-Benzamido-4-hydroxynaphthalene-2-sulfonic acidcoupling.
Khoom thiab Daim Ntawv Thov: liab.Liab hmoov.Soluble hauv dej rau cov khoom liab, soluble hauv soluble fiber ntau, me ntsis soluble hauv cawv, insoluble nyob rau hauv lwm cov organic solvents.Qhov muaj zog sulfuric acid dyes rau xiav tsaus, ntiav xim av tom qab diluted los nag;Hauv cov tshuaj nitric acid rau cov yeeb yuj xiav, mus rau lub teeb liab xim av.Cov tshuaj zas zas kom koom nrog muaj zog hydrochloric acid foryellow txiv ntseej xim av nag lossis daus;Ntxiv cov tshuaj sodium hydroxide tuab muaj cov nag lossis daus.60 ℃ nyob rau hauv solubility ntawm 40 g / L, tsis rhiab rau qhov sib ntaus.Rau lub teeb xim liab.Copper ions hauv dyeing xim me ntsis tig xiav, ntsib hlau ion xim xim lub teeb yooj yim tsis hloov.Rau A classification SDC.Yuav tuag paj rwb npog poj niam txiv neej yog pluag.Paj rwb nruab nrab thiab alkaline dawb yog qib 5, viscose thiab rho tawm kev sib deev ntawm nruab nrab dawb rau 4 ~ 5 qib.Siv rau dyeing paj rwb thiab viscose, kuj tuaj yeem siv rau xim ntawv.
Cov khoom txee: Levacell Liab 4B; Pergasol Liab 2B; Hnub Ci Liab B; Intralite Liab 5B
Siv: Siv rau dyeing paj rwb thiab viscose, kuj tuaj yeem siv rau xim ntawv.
Ntim: 25KG Carton