Zhejiang, China
Business Type:
Trading Company
Main Products:
Number of Employees:
9
Year of Establishment:
2011-08-31
Management System Certification:
ISO 9001, ISO 14001, QC 080000
OEM/ODM Availability:
Yes
OEM/ODM Service
Sample Available

Direct Black 38, Direct Black Dye, Direct Black for Cotton manufacturer / supplier in China, offering Direct Black 38 for Viscose and Cotton, High Qualtiy Supply Pigment Red 112 (Fast Red FGR) for Industrial Paint Use, Pigment Orange 13/Fast Orange G for Paint/Ink/Plastic and so on.

Gold Member Since 2013
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Supplier Homepage Products DIRECT DYE Direct Black 38 for Viscose and Cotton

Direct Black 38 for Viscose and Cotton

Min. Order / Reference FOB Price
100 kg US $5.5-6.2/ kg
Port: Shanghai, China
Production Capacity: 80000mt/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram
Colour: Black
Appearance: Powder
Usage: Paper, Leather, Textile
Application Material: Natural Silk
Name: Direct Black 38
Content: 100%

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Basic Info.

Model NO.
direct black 38
C.I.No.
30235
Delivery
15 Days
Application
Viscose, Cotton, Silk
Trademark
EMPEROR
Transport Package
25kg/Drum, Carton
Specification
100%
Origin
China
HS Code
32041400
Product Name: Direct Black 38
C.I. No.: 30235
CAS No.: 1937-37-7
Molecular Formula: C34H25N9Na2O7S2
Molecular Weight: 781.73
Relative Name:
Direct Black BN,Direct Black BX,Direct Black EX,Direct Black RN,Direct Black BRN
 
Direct Direct Black 38 Physical Properties and light fastness, solubility.
Direct Direct Black 38
Dyeing depth %2
Insolubles %0.15
Light Fastness3-5
Washing Fatness2
Rubbing fastness(dry)4
Rubbing fastness(wet)3
 
Direct Direct Black 38 Properties:black. Palm black powder. Soluble in water for green light black, solubility 40 g/l (85 ºC), 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 ºC temperature when the biggest affinity. Can discharge.
 
Applications:
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.

Direct Black 38 for Viscose and Cotton
Direct Black 38 for Viscose and Cotton
 

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