Direct Dyes Black 19 for Paper Dyeing

Product Name: Direct Black 19C.I. No.: D.Bl. 19CAS No.: 6428-31-5Molecular Formula:C34H27N13Na2O7S2Molecular Weight: 839.77Relatived Names:Direct Black L-3BQ,Direct Fast Black,Direct Fast Black FF;Direct Fast Black G; ABCOL Black; ACDI Black G 200%; Arid Black G 200%;Baycolor Black B; Benzo Fast Black G; Columbia Fast Black GRV; Condirec BlackAN;Cutamin Fast Black CR; Dinamine Black VL; Direct Black BVC; Everdirect Black G;Hispamin Fast Black CG; Kemanarect Fast Black G; Lerui Direct Black G;Orient Water Black 100-L; Pergasol Black G; Sandal Direct Black G; Simrect Black 24868.Shade: green and black. Black powder. Soluble in water for green light black.  Direct Black 19 Physical Properties and light fastness, solubility.                                             Direct Black 19Density1.31Dyeing Depth %4Light Fastness4Washing Fatness4-5Rubbing fastness(dry)4Rubbing fastness(wet)2Direct Black 19 application:  Used in viscose of dyeing and printing. In the cotton knitwear, blankets, flannelette, silk, viscose, silk that the fabric, wool/viscose fiber blend fabrics. Can also be used in leather, paper and electrochemical aluminum color.  Note:  The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.EXHIBITIONS PHOTOS:FACTORY PHOTOS:/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1