Product description:
Acid yellow 246 is yellow powder, it is used for wool and silk dyeing.
Product parameter:
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Synonyms
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GIALLO ACIDO 246,
AUNE ACIDE 246, C.I. Acid Yellow 246 Tectilon Yellow 3R， ACID YELLOW 3R 200% 2-Phenyl-3-[2-(phenylsulfonyl)phenylazo]-1H-indole-5-sulfonic acid sodium salt 1H-Indole-5-sulfonic acid, 2-phenyl-3-2-(phenylsulfonyl)phenylazo-, monosodium salt |
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CAS No. |
119822-74-1; 90677-63-7
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EINECS No.
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601-636-7
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Appearance
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Yellow Powder
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Strength
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200%
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Application
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Used for wool in strong acid dye in the bath dyeing,silk dyeing in acetic acid bath of fire line,polyamide fiber dyeing in formic
acid dye bath,this product can directly on the wool fabric printing and dyeing leather,and can be made into color which,on paper surface shading,can also be used in paint,medicine and cosmetics of shading |
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Molecular formula
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C26H18N3NaO5S2
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Molecular weight
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539.06
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Density
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1.39 at 20℃
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Vapor pressure
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0.001Pa at 20℃
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Solubility
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1 in mg/100g standard fat at 20 ℃
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pka
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2 at 20 ℃
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Water Solubility
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100g/L at 23℃
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Flammability and Explosibility
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Nonflammable
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LogP
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-0.77 at 25℃
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HS Code
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3204120000
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Sample
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50-100 g
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Packing
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25kgs per carton box with pallets
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Storage
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RT, dry, sealed
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Product picture:
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