Paper Dye Direct Black 19 Direct Light Fast Black G
|FOB Price:||US $2.65-5.88 / kg|
|Min. Order:||100 kg|
|Min. Order||FOB Price|
|100 kg||US $2.65-5.88/ kg|
|Transport Package:||25kg/Drum, Carton Box, Bag|
|Payment Terms:||L/C, T/T, Western Union|
- Model NO.: Direct Black 19
- Appearance: Powder
- Name: Direct Light Fast Black G
- C.I.No.: Direct Black 19
- Origin: China
- Colour: Black
- Usage: Paper, Textile, Viscose, Silk, Wool, Cotton, etc.
- Content: 100%
- Trademark: Emperor
- HS Code: 3204140000
C.I. No.: 35255
CAS No.: 6428-31-5
Molecular Formula: C34H27N13Na2O7S2
Molecular Weight: 839.77
Direct Light Fastness Black L-3BQ,Direct Light Fastness Black,Direct Light Fastness G
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;;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;
Direct Direct Black 19 Physical Properties and light fastness, solubility.
|Direct Direct Black 19|
|Dyeing depth %||2|
Direct Direct Black 19 Properties:
green and black. Black powder. Soluble in water for green light black, solubility of 100 g/L (80 ºC), slightly soluble in ethanol and acetone. The strong sulfuric acid in the green light for black, dilute red after black precipitation; In nitric acid to dark brown. Dyes and microstructure of sulfuric acid solution 10% red; Add thick sodium hydroxide solution for green light blue. Copper ions in dyeing color shade the green, iron ion a slight change in color.
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 be used. 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.