Acid Dyes

Acid Dyes

Acid dyes are water-soluble anionic dyes applied primarily to protein fibers such as wool, silk, and nylon, as well as certain modified acrylics. Their dyeing mechanism relies on ionic interactions between the fiber’s cationic sites and the dye’s sulfonate groups. Acid dyes offer bright colors, excellent leveling, and good light fastness. They are widely used in fashion textiles, carpets, upholstery, leather, and inkjet printing. Their shade range spans from soft pastels to deep, vibrant tones. Depending on their structure, acid dyes are categorized into leveling, milling, and super-milling types, each tailored for specific fastness and application requirements.

C.I. Acid Red 283 CAS NO 61931-20-2

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CAS No.:61931-20-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Acid Red 361 CAS NO 61931-22-4

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CAS No.:61931-22-4

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Acid Yellow 199 CAS NO 61931-26-8

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CAS No.:61931-26-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Sodium p-[4,5-Dihydro-4-[(2-Hydroxy-5-Methyl-3-Nitrophenyl)Azo]-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl]Benzenesulphonate CAS NO 61931-83-7

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CAS No.:61931-83-7

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

4-(Phenylazo)Aniline, Disulpho Derivative, Sodium Salt CAS NO 61950-37-6

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CAS No.:61950-37-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

C.I. Acid Red 357 CAS NO 61951-36-8

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CAS No.:61951-36-8

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

C.I.Acid Black 173 CAS NO 61967-86-0

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CAS No.:61967-86-0

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

C.I. Acid Blue 254 CAS NO 61967-88-2

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CAS No.:61967-88-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

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