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China Cheap price gentian violet crystals - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy

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China Cheap price gentian violet crystals - 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:

China Cheap price gentian violet crystals - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy detail pictures

China Cheap price gentian violet crystals - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy detail pictures

China Cheap price gentian violet crystals - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy detail pictures

China Cheap price gentian violet crystals - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy detail pictures

China Cheap price gentian violet crystals - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy detail pictures

China Cheap price gentian violet crystals - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy detail pictures


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Our advancement depends over the superior machines, exceptional talents and continually strengthened technology forces for China Cheap price gentian violet crystals - 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: Ecuador, Roman, Mexico, Insisting on the high quality generation line management and customers expert assistance, we now have designed our resolution to supply our buyers using the to start with amount getting and just after services practical experience. Maintaining the prevailing friendly relations with our buyers, we however innovate our solution lists all of the time to satisfy the brand new demands and adhere to the most up-to-date development of the market in Malta. We have been ready to face the worries and make the improve to understand all the possibilities in international trade.
In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
5 Stars By Joanna from Afghanistan - 2018.06.05 13:10
We feel easy to cooperate with this company, the supplier is very responsible, thanks.There will be more in-depth cooperation.
5 Stars By Grace from French - 2018.05.13 17:00
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