China Wholesale China Acid Black with High Quality and Competitive Price
We goal to understand excellent disfigurement from the manufacturing and supply the top support to domestic and abroad clients wholeheartedly for China Wholesale China Acid Black with High Quality and Competitive Price, Your help is our everlasting electricity! Warmly welcome customers at your home and abroad to go to our enterprise.
We goal to understand excellent disfigurement from the manufacturing and supply the top support to domestic and abroad clients wholeheartedly for China Acid Black, Nigrosine, Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.
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Color Shade
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Product Name
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Content
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Dyeing Depth
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Fastness Properties(Change of Shade) |
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Light |
Washing |
Hot Pressing 180℃ |
Perspiration |
Rubbing (Dry) |
Rubbing (Wet) |
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Acid Nigrosine |
100% |
4.0 |
5 |
4 |
4-5 |
4 |
3-4 |
2-3 |
Synonyms: C.I. Acid Black 2; Nigrosine; C.I. 50420; Nigrosin water soluble; nigrosin cell culture tested; Nigrosin Acid black; Acid Black 5 (50420); Nigrosin; Nigrosine Water Soluble
Property of Acid Nigrosine:
Appearance: black shining crystal.
Maximum wavelength(λmax): 570nm
Soluble in water is blue purple.Soluble in ethanol is blue.The dye is blue in concentrated sulfuric acid.It will be purple when diluted and precipitated.The precipitate is dark purple when sodium hydroxide is added in water solution.
Application:It is mainly used for leather dyeing (generally by chrome mordant). It is also suitable for dyeing paper, wood, soap, electrochemized aluminum and wool and silk fabrics and also can be used for ink making.
Specifications:
| Item | Description |
| Name | Acid Nigrosine |
| Color Index No. | C.I.Acid Black 2 |
| Chemical Family | Acid dyes |
| Apearance | Black crystal with lustre |
| Shade | similar to standard |
| Tinting strength | 100+/-3 |
| Moisture | 6% max. |
| Ash | 1.7% max. |
| Insoluble matter | 0.5% max. |
Storage:store in a cool and ventilated room.
Quality guarantee period: 36 months.
Packing: 25kgs iron drum/paper carton.We goal to understand excellent disfigurement from the manufacturing and supply the top support to domestic and abroad clients wholeheartedly for China Wholesale China Acid Black with High Quality and Competitive Price, Your help is our everlasting electricity! Warmly welcome customers at your home and abroad to go to our enterprise.
China Wholesale China Acid Black, Nigrosine, Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.
