Excellent quality Acid Brown 283 - Offer Acid Nigrosine On Hot Sale –

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We always believe that one's character decides products' quality, the details decides products' quality ,with the REALISTIC,EFFICIENT AND INNOVATIVE team spirit for Acid Orange M-Rn, Solvent Fluorescent Red Gg, Acid Yellow 151, We aim at Ongoing system innovation, management innovation, elite innovation and market innovation, give full play to the overall advantages, and constantly improve service quality.

Excellent quality Acid Brown 283 - Offer Acid Nigrosine On Hot Sale – Detail:

Color

Shade

Product

Name

Content

Dyeing Depth
（%o.w.f）

Fastness Properties(Change of Shade)

Light

Washing
40℃

Hot Pressing

180℃

Perspiration

Rubbing

(Dry)

Rubbing

(Wet)

Acid Nigrosine

100%

4.0

4-5

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.

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We also offer product sourcing and flight consolidation services. We've got our personal factory and sourcing office. We can easily present you with almost every style of merchandise linked to our merchandise range for Excellent quality Acid Brown 283 - Offer Acid Nigrosine On Hot Sale – , The product will supply to all over the world, such as: Mauritius, Algeria, Turin, What is good price? We provide customers with factory price. In the premise of good quality, efficiency will have to be paid attention to and maintain appropriate low and healthy profits. What is a fast delivery? We make the delivery according to customers' requirements. Although delivery time depends on the order quantity and the complexity of it, we still try to supply products and solutions in time. Sincerely hope we could have long term business relationship.

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