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Manufacturer of Acid Scarlet 3R For Paper Dyeing
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Product Name |
Acid Scarlet 3R |
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C.I.No. |
Acid Red 18 |
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CAS No. |
2611-82-7 |
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EINECS |
220-036-2 |
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Molecular formula: |
C20H11N2Na3O10S3 |
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Molecular weight |
604.473 |
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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 | ||
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Chemical Property |
Red powder.Soluble in water. | ||
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Application |
Used for food coloring. It is also used for dyeing wool, silk, nylon, leather, paper, plastics, wood, medicine and cosmetics. |
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Fastness |
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Depth % |
1.0 |
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Light |
3-4 |
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1/1 Dyeing depth |
40°C washing |
CH |
4-5 |
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CO |
4-5 |
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V |
4-5 |
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Perspiration |
CH |
3 |
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CO |
3 |
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V |
3 |
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Rubbing |
D |
3 |
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W |
4-5 |
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