2018 Latest Design n dimethyl p toluidine - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy
2018 Latest Design n dimethyl p toluidine - 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:
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Our products are broadly regarded and reliable by end users and can meet up with constantly transforming financial and social requires of 2018 Latest Design n dimethyl p toluidine - 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: Poland, Germany, Pakistan, Our mission is "Provide Products with Reliable Quality and Reasonable Prices". We welcome customers from every corner of the world to contact us for future business relationships and achieving mutual success!
By Gary from Panama - 2018.06.03 10:17
The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.
By Jill from Toronto - 2018.12.11 11:26
