4193-55-9 Usage
Description
Fluorescent Brightener 28, with the CAS number 4193-55-9, is a synthetic organic compound that functions as a fluorescent whitening agent. It is specifically designed to enhance the appearance of textiles by giving them a brighter and more vivid color.
Uses
Used in Textile Industry:
Fluorescent Brightener 28 is used as a whitening agent for textiles to improve their visual appeal. The application reason is that it absorbs ultraviolet light and emits a blue fluorescence, which effectively neutralizes the yellowish cast in fabrics, resulting in a more brilliant and cleaner appearance.
Safety Profile
Poison by ingestion andintraperitoneal routes. Moderately toxic by subcutaneousroute. An eye irritant. Whenheated to decomposition it emits very toxic fumes ofNOx, Na2O, and SOx.
Check Digit Verification of cas no
The CAS Registry Mumber 4193-55-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,1,9 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 4193-55:
(6*4)+(5*1)+(4*9)+(3*3)+(2*5)+(1*5)=89
89 % 10 = 9
So 4193-55-9 is a valid CAS Registry Number.