China Manufacturer for basic violet 4 - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy
China Manufacturer for basic violet 4 - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy Detail:
Description
The disodium salt and caustic soda concentrated solution of Koch acid (1-naphthylamine-3 mine6 and 8-trisulfonic acid) were heated and melted in a pressure heater at about 180-190 ℃, then the melts were dissolved in water and then acidified and precipitated.Slightly soluble in cold water, soluble in alkaline solutions such as soda ash and caustic soda.
With ferric chloride solution was brown red. The acid salt has a bluish red fluorescence, and becomes reddish purple after adding alkali. H acid products are generally paste or powder.
Application
H-acid monosodium salt is mainly used to produce acidic, direct and reactive dyes, such as acid magenta 6B, acid red G, acid black 10B, direct black, reactive brilliant red K-2BP, reactive purple K-3R, active soluble blue More than 90 kinds, these dyes are used for dyeing wool and cotton fabrics. Can also be used to produce drugs.
Notes
Quantity(Kilograms) |
1 – 1000 |
>1000 |
Est. Time(days) |
7 |
To be negotiated |
Product detail pictures:
Related Product Guide:
List of flammable and explosive chemical reagents commonly used in laboratories
CAS No. [95-68-1] Production process. 2,4-Dimethylaniline
In order to give you convenience and enlarge our business, we also have inspectors in QC Team and assure you our best service and product for China Manufacturer for basic violet 4 - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy , The product will supply to all over the world, such as: Berlin, Swansea, United Kingdom, With more and more Chinese products around the world, our international business is developing rapidly and economic indicators big increase year by year. We have enough confidence to offer you both better products and service, because we are more and more powerful, professional and experience in domestic and international.
By Jodie from The Swiss - 2018.07.27 12:26
High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
By Mildred from Manchester - 2017.11.01 17:04