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Manufacturer of Acid Scarlet 3R For Paper Dyeing

Short Description:


Product Detail

Product Tags

Product Name

Acid Scarlet 3R

C.I.No.

Acid Red 18

CAS No.

2611-82-7

EINECS

220-036-2

Molecular formula:

C20H11N2Na3O10S3

Molecular weight

604.473

Synonyms

C.I. 185; C.I. Acid Red 18; C.I. 16255; C.I. Acid Red 18 (VAN); C.I. Acid Red 18, trisodium salt; C.I. Acid Red 28; C.I. Food Red 7; C.I. Acid Red 18, trisodium salt; 1-(4-Sulfo-1-naphthylazo)-2-hydroxy-6,8-naphthalenedisulfonic acid trisodium salt; 1′-(4-Sulfo-1-naphthylazo)-2′-hydroxy-6′,8′-naphthalenedisulfonic acid trisodium salt; 7-hydroxy-8-[(4-sulfo-1-naphthyl)azo]-1,3-Naphthalenedisulfonic acid, trisodium salt; Acid Red 18; BRILLIANT PONCEAU; Brilliant scarlet 4R; Cochineal Red A; Food Red No.102; Ponceau 4R; Scarlet 3R, Soluble; SX purple; Trisodium 7-hydroxy-8-(4-sulfonato-1-naphthylazo)-1,3-naphthalenedisulfonate; trisodium 7-hydroxy-8-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonate; trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazinylidene]-7,8-dihydronaphthalene-1,3-disulfonate

Chemical Property

Red powder.Soluble in water.

Application

Used for food coloring. It is also used for dyeing wool, silk, nylon, leather, paper, plastics, wood, medicine and cosmetics.

Fastness

Depth %

1.0

Light

3-4

1/1 Dyeing depth

40°C washing

CH

4-5

CO

4-5

V

4-5

Perspiration

CH

3

CO

3

V

3

Rubbing

D

3

W

4-5


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