Shandong, China
Business Type:
Trading Company
Main Products:
Number of Employees:
4
Year of Establishment:
2015-04-03
Management System Certification:
ISO 9001, ISO 14001
Average Lead Time:
Peak season lead time: one month
Off season lead time: one month
OEM/ODM Service
Sample Available

Direct Blue, Direct Blue 15, Titanium Dioxide manufacturer / supplier in China, offering Direct Blue B, Direct Blue 15, Basic Red 1, Basic Red 6gdn, Direct Black 19, Direct Black L-3bq, Direct Fast Black, Direct Fast Black FF, Direct Fast Black G, Pergasol Black G and so on.

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Direct Blue B, Direct Blue 15

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Min. Order / Reference FOB Price
100 kg US $1/ kg
Production Capacity: 5000mt/Year
Transport Package: 25kg/Bag
Payment Terms: L/C, T/T, D/P, Paypal
Colour: Blue
Appearance: Powder
Usage: Ink, Leather, Textile, Paint
Application Material: Mainly Used for Cotton, Such as Glue The Cellulose
Content: 100%
Specification: 100%

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Basic Info

Model NO.
100%
Trademark
HONGWEI
Origin
Shandong
C.I.Direct Blue 15,C.I.24400,CAS 2429-74-5,992.81,C34H24N6Na4O16S4,Direct Blue B,Direct Sky Blue FB,Direct Sky Blue 5B

Molecular Formula:C34H24N6Na4O16S4

Molecular Weight: 992.81

CAS Registry Number:2429-74-5

Manufacturing Methods : 3,3′-Dimethoxylbenzidine double nitriding, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid(2 Moore) coupled.

Properties and Applications:  blue. Blue powder. Soluble in water solution for the red light blue, solubility of 60 g/L (85 ºC), insoluble in organic solvents. Meet strong sulfuric acid as blue light green, diluted red for blue; Meet nitric acid solution for the red light gray. The dye solution to join strong hydrochloric acid for red light blue precipitation; Add thick sodium hydroxide solution for purple, have precipitation. Cellulose fiber of dyeing, the dye well after sex good, in 60 ~ 80 ºC maximum of affinity, discharge the gender is good. Copper ions in dyeing color shade darker. Mainly used for cotton, such as glue the cellulose fibre,  silk and rayon / Kam fabric dyeing, also can be used for pulp, biological, film footage of dyeing, can also be used to make the ink.

Direct Blue B, Direct Blue 15

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