acid dye


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Related to acid dye: basic dye, direct dye

acid dye

[′as·əd ‚dī]
(organic chemistry)
Any of a group of sodium salts of sulfonic and carboxylic acids used to dye natural and synthetic fibers, leather, and paper.
References in periodicals archive ?
Khan, Application of Acid Dyes on Silk Fabric and Fastness Properties Part II.
The exponential growth of the textile industry in countries such as China, India, Indonesia, Brazil, and Mexico are expected to increase the demand for acid dyes. Factors like availability of raw materials, cost-effective labor, low logistics cost, and favorable government policies are motivating the global dye vendors to shift their manufacturing units to these countries.
Specimens were stained either with SYTOX Green or acridine orange nucleic acid dyes during dehydration steps.
Tabrizi, "Equilibrium and kinetics studies for the adsorption of direct and acid dyes from aqueous solution by soy meal hull," Journal of Hazardous Materials B, vol.
Ing, "Adsorption of acid dyes from aqueous solution on activated bleaching earth," Journal of colloid and interface science, vol.
The two-color solution was prepared by mixing 50% acid dye navy blue Erionyl R and 50% acid dye red Erionyl A-3B, and the three-color solution was prepared using 1/3 of each acid dye in this study, totaling a concentration of 0.1 g [L.sup.-1] in all cases.
There are presented aspects related to possible technological solutions discoloration of the water from the dyeing process with acid dyes (CI Acid Red 127) using zinc oxide nanocoated fibrous nanocomposites, as well as the wastewater management for minimizing the environmental impact in case of potentially polluting processes.
This fibre has only very weak interactions with the disperse and direct dyes and no interaction with the acid dye. It is therefore dyed very pale colours (if at all) in either experiment.
Quotation are invited for purchase of material, CAO, Dean COVS, GADVASU, Ludhiana (16 February 2018) 1 M7122 Go Taq Green Master Mix 2 A1120 Wizard Genomic DNA Purification Kit 3 Desalted Oligos 25nmol 4 V2111 Agarose, Low melting Point, Analytical Grade 5 M8295 Go Taq Flexi DNA Polymerase 6 U1515 dNTP Mix 7 H1181 Diamond Nucleic Acid Dye
The market has also been segmented on the basis of product types - dyes (reactive dye, disperse dye, sulfur dye, VAT dye, acid dye, direct dye, basic dye, and others), organic pigments (azo, phthalocyanines blues and greens, and high performance pigments), and inorganic pigments (titanium dioxide, iron oxide, and others).
Influence of redox mediators and metal ions on synthetic acid dye decolorization by crude laccase from Trametes hirsute.
The sample from the Factory A, named as sample A, contained a mixture of reactive and direct dyes, whereas the sample from the Factory B was mainly acid dye, named as sample B1, and a mixture of disperse and acid dyes, named as sample B2.