Acid Blue 7
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Acid Blue 7
C.I.Acid Blue 7
C.I.42080
CAS:3486-30-4
Synonymous names:Acid Blue A (BC);Acid Patent Blue AS (AMIM);Acid Turquoise Blue A (BOR);Dinacid Patent Blue AS (DNT);Intracid Blue A (CKC);Kayacyl Pure Blue FGA (KYK);Libacid Patent Blue LAS (LEL);Patent Blue AS (Amar);Sandolan Turquoise E-AS (CLAR);Solar Pure Blue AFX (NSK)
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Description
C.I.Acid Blue 7
C.I.42080
CAS:3486-30-4
Synonymous names:Acid Blue A (BC);Acid Patent Blue AS (AMIM);Acid Turquoise Blue A (BOR);Dinacid Patent Blue AS (DNT);Intracid Blue A (CKC);Kayacyl Pure Blue FGA (KYK);Libacid Patent Blue LAS (LEL);Patent Blue AS (Amar);Sandolan Turquoise E-AS (CLAR);Solar Pure Blue AFX (NSK)
Physicochemical Properties: Blue powder. Easily soluble in water and ethanol (blue). In concentrated sulfuric acid, it appears olive-green, turning yellow upon dilution (with precipitation). The aqueous solution is transparent greenish-blue, turning violet with sodium hydroxide solution upon heating.
Applications: Used for dyeing and printing wool, silk, and nylon fabrics, as well as for coloring leather, paper, cosmetics, soap, biological specimens, and rubber.
