Name:C.I.Acid Red 14,C.I.14720

　　Molecular Structure: Single azo class

　　C.I.Acid Red 14,C.I.14720,CAS 3567-69-9,502.43,C20H12N2Na2O7S2,Acid Red 4B,Acid Red B,Acid rose red B, Acid Carmosine,PuriColor Red ARE14

　　Molecular Formula:C20H12N2Na2O7S2

　　Molecular Weight: 502.43

　　CAS Registry Number:3567-69-9

　　Properties and Applications: blue-ray red. Dark red powder, soluble in water, but soluble in ethanol red solution, slightly soluble in acetone. In a purple color of sulfuric acid; Nitric acid in deep red, turn red after yellow. Its water solution and strong hydrochloric acid red; Add sodium hydroxide fluid shows red orange brown. Dyeing copper ions in slightly dark color. Good levelness. Mainly used in strong acid dye in bath dyeing wool, wool fabrics can be in silk fabric, polyamide fiber and printing. The Barium salt can be used as organic pigment use. Also can be used in the manufacture color amylum, ink and used for leather, paper, soap, wood, electrical-controlled silver, medicine, biology and cosmetics shading.

　　Standard

　　Light Fastness

　　Soaping

　　Persperation Fastness

　　Oxygen bleaching

　　Fastness to seawater

　　Fading

　　Stain

　　Fading

　　Stain

　　Fading

　　Stain

　　ISO

　　3

　　2

　　5

　　3

　　1

　　4-5

　　2

　　1

　　AATCC

　　3

　　3

　　3

　　2-3

　　1

　　1-2

　　3-4

　　3-4

　　2.International Similar Brand

　　Acid Red 4B

　　Acid Red B

　　Acid rose red B

　　Acid Carmosine

　　ABCOL Carmosine Conc.

　　Acid Azo Rubine 133%

　　Acid Carmoisine

　　Acid Carmosine S

　　Acid Naphthol Red B

　　Acid Red 14 100%

　　Acid Red 2B

　　Acid Red B

CAS NO:3567-69-9

EC NO:222-657-4

Molecular Formula:C₂₀H₁₂N₂Na₂S₂O₇

Molecular Weight:502.428

Synonyms:;C.I. 14720;C.I. Acid Red 14;C.I. Acid Red 14, disodium salt;C.I. Acid Red No. 14;C.I. Food Red 3;C.I. Acid Red 14, disodium salt (8CI);Acid Red 14 (14720);Carmoisine;Azorubin;Acid Red 14;C.I.Acid Red 14;disodium 4-[(2Z)-2-(1-oxo-4-sulfonatonaphthalen-2(1H)-ylidene)hydrazino]naphthalene-1-sulfonate;

Molecular Structure: