12238-87-8 Usage
Description
Acid Black 168 is a synthetic dye characterized by its black powder form, which produces a blue solution when dissolved in water. It is widely utilized in the textile industry for dyeing and printing various fabrics, including wool, silk, tussah, polyamide, polyvinyl alcohol, peacekeeping/cotton, and wool/stick blended fabrics.
Uses
Used in Textile Industry:
Acid Black 168 is used as a dye for [coloring various types of fabrics] because of its ability to produce a deep, long-lasting black color that is suitable for a wide range of materials. Its compatibility with direct dyes and bath dyeing techniques makes it a versatile choice for textile manufacturers.
Used in Leather Industry:
Acid Black 168 is also used as a dye for [coloring leather products] due to its ability to impart a rich black color to leather, enhancing its appearance and providing a consistent finish. This application is particularly useful in the production of leather goods such as shoes, bags, and accessories.
Preparation
–4-Amino-3-hydroxynaphthalene-1-sulfonic acid diazo, and Naphthalen-2-ol coupling, and then translate into 1:2 chromium complex.
Check Digit Verification of cas no
The CAS Registry Mumber 12238-87-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,2,3 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 12238-87:
(7*1)+(6*2)+(5*2)+(4*3)+(3*8)+(2*8)+(1*7)=88
88 % 10 = 8
So 12238-87-8 is a valid CAS Registry Number.