71872-77-0 Usage
General Description
C.I. Reactive Blue 161, also known as Reactive Blue 161, is a reactive dye used in the textile industry for dyeing cotton, rayon, and other cellulose fibers. It belongs to the class of azo dyes and is commonly used to produce a range of blue shades. The chemical is known for its excellent color fastness and resistance to washing, making it a popular choice for high-quality and long-lasting dyeing of textiles. However, like other reactive dyes, C.I. Reactive Blue 161 may also pose environmental and health risks due to its chemical composition and potential release of harmful by-products during the dyeing process. Therefore, proper handling, disposal, and regulatory compliance are necessary to ensure the safe use of this chemical.
Check Digit Verification of cas no
The CAS Registry Mumber 71872-77-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,8,7 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 71872-77:
(7*7)+(6*1)+(5*8)+(4*7)+(3*2)+(2*7)+(1*7)=150
150 % 10 = 0
So 71872-77-0 is a valid CAS Registry Number.