[Specification of Auramine O]
Auramine o, yellow uniform powder, soluble in cold water, easily soluble in hot water, bright yellow, soluble in ethanol, yellow. When the temperature of its aqueous solution exceeds 70 ℃, it will be decomposed into tetramethylbenzophenone, its aqueous solution will be colorless after adding concentrated sulfuric acid, and will be light yellow after dilution.
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Specification |
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Product Name |
Auramine O Conc |
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C.I.No. |
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Appearance |
Yellow Powder |
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Shade |
Similar To Standard |
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Strength |
120% |
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Insoluble Matter In Water |
≤1.5% |
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Moisture |
≤3.5% |
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Mesh |
200 |
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Fastness |
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Light |
1-2 |
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Washing |
3 |
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Rubbing |
Dry |
4-5 |
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Wet |
4-5 |
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Packing |
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25.20KG P.W.Bag /Carton Box / Iron Drum |
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Application |
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Mainly used for dyeing on |
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[Application of Auramine O]
1. Auramine O mainly used for dyeing paper, leather, straw weaving, rayon, etc.
2. Used for printing and dyeing cotton fabrics. Its lake is used for making wallpaper, color paper, ink and paint.
3. Auramine O also used for dyeing on dyed cotton, with low fastness and bright color, can be used to make green or red. It can also be used for leather; Paper; Dyeing of hemp and viscose.
4.Auramine O can be used for oil; Fat; Coloring of paint, etc. It can also prepare pigment lake for printing ink.