Direct Black 38 CAS No.1937-37-7

Get Latest Price

Min. Order:

25 Kilogram

Contact Now

Product Description

Product Attributes
Supply Ability & Additional Information
Packaging & Delivery

< >

Overview

Product Attributes

Model No.: Dyrect Black EX

Supply Ability & Additional Information

Packaging: 25Kgs/Carton

Packaging & Delivery

Selling Units:: Kilogram

Package Type:: 25Kgs/Carton

Dyrect fast Dyes are applicable to cotton, rayon and linen, with good light fastness.

Dyrect	C.I. Direct	CAS No.	Characteristics
Black EX	Black 38	1937-37-7	Black

Properties and Applications

Black. Palm black powder. Soluble in water for green light black, solubility 40 g/l (85 ℃), and adequate soluble in alcohol for green light blue-black, right amount soluble in soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid is a deep red in blue, diluted Purple dark reddish brown for to red light black precipitation; In nitric acid solution for yellow brown (not completely); In strong hydrochloric acid for dark red light black solution (don’t). The dye solution to join strong hydrochloric acid for Purple dark reddish brown, precipitation; Concentrated sodium hydroxide solution is generated gray light blue precipitaten. Cellulose fiber of dyeing, the dye absorption rate as well, in 80 ℃ temperature when the biggest affinity. Can discharge. Used for cotton, viscose, silk, polyamide fiber and its blending fabric, leather, wood, biological and plastic color, also used as the raw material of black ink.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
Standard	Acid Resistance	Alkali Resistance	Light Fastness	Fading	Stain	Fading	Stain
ISO	3	3	3	2		2-3
AATCC	3	3	4-5	3		2

Product Categories : Dyes > Direct Dyes

Hot Products

Email to this supplier

*Subject:
*To:

Mr. Sales Director
*Email:
*Message:

Your message must be between 20-8000 characters