China OEM nadph - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy
China OEM nadph - Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality – Mit-ivy Detail:
Factory supply H acid; 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid cas 90-20-0 with high quality
1,Quick details for 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
| Product name | 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid |
| CAS | 90-20-0 |
|
Other names |
1-AMINO-8-NAPHTHOL-3,6-DISULFONIC ACID;4-AMINO-5-HYDROXY-2,7-NAPTHALENEDISULFONIC ACID;4-AMINO-5-HYDROXY-2,7-NAPHTHALENEDISULFONIC ACID;8-AMINO-1-NAPHTHOL-3,6-DISULFONIC ACID;1-Amino-8-naphthol-3,6-disulphonicacid;kyselina8-amino-1-naftol-3,6-disulfonova;kyselinah;4-amino-5-hydroxynaphthalene-2,7-disulphonic acid |
| Molecular Formula | C10H9NO7S2 |
| Molecular weight | 1319.31 |
| Apperance | White to grey crystalline powder |
| purity | ≥99% |
2,Useage for 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
Important intermediates of nitrogen dyes
3,storage for 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
In a dry and ventilated warehouse; keep away from sunshine; avoid fire; avoid moisture.
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
mit-ivy
1.More than 10 years chemical exporting experience
We have produced chemical more than fifteen years., 80% products are for export .
More than 10 years chemical exporting experience. Good and stabilized factory price.
2.Strict quality control system
We has passed through the ISO9001:2015 Quality System Certificate, we have strict quality control system
3.Supply sample
Before order , we can send the sample for your testing . We ensure the quality is the same as bulk quantity .
Product detail pictures:
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Our commission is to serve our buyers and purchasers with most effective good quality and aggressive portable digital goods for China OEM nadph - 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: Rio de Janeiro, Albania, kazakhstan, Due to good quality and reasonable prices, our products have been exported to more than 10 countries and regions. We are looking forward to cooperating with all customers from at home and abroad. Moreover, customer satisfaction is our eternal pursuit.
By Sara from UAE - 2017.08.18 11:04
The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
By Ruby from Lesotho - 2017.06.29 18:55
