Direct Black 19

Base Information

• Chemical Name: Direct Black 19
• CAS No.: 6428-31-5
• Molecular Formula: C34H27N13Na2O7S2
• Molecular Weight: 839.77
• Hs Code.: 3204140000
• Mol file: 6428-31-5.mol

Synonyms:2,7-Naphthalenedisulfonicacid, 4-amino-3,6-bis[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-,disodium salt (9CI);C.I. Direct Black 19, disodium salt (8CI);Artificial SilkBlack G;Artificial Silk Black GN;Artificial Silk Black GR;Bali Viscose Black G;BencidalFast Black G;Benzanil Fast Black G;Benzo Fast Black G;Benzoform BlackRRA-CF;C.I. Direct Black 19;ChromeLeather Black GNA;Columbia Fast Black G;Daiwa Black 320H;Diamine Fast Black B;Direct Black 19;Direct Black L 3BG;Direct Fast BlackGU;Direct Fast Black SA;Direct Rayon Black KSG;Formal Fast Black 2B;Hispamin Fast Black CG;Kayarus Black G;Kayarus Black G Conc.;Orient Water Black 7;Phenamine Viscose Black RR;Pyrazol Fast Black GS;Rayon Black G;Rayon BlackGSN;Solar Black G;Sumilight Black G;Tertrodirect Black V;Tetrazo Deep Black GC Extra;Viscose Black GNA;Viscose Black J;Viscose Black N;Viscose Black NG;Vondacel Black VN;Water Black 100L;WaterBlack 108L;Water Black P 200;

Chemical Property of Direct Black 19

Chemical Property:

• Appearance/Colour: black powder
• Vapor Pressure: 0Pa at 25℃
• Refractive Index: 1.817
• Boiling Point: 1379℃[at 101 325 Pa]
• PSA: 380.37000
• Density: 1.727g/cm3
• LogP: 12.99380
• Water Solubility.: 22.67g/L at 20℃

Purity/Quality:

99.9% ^*data from raw suppliers

DIRECT BLACK 19 (C.I.35255) AldrichCPR ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful: