71819-49-3 Usage
Properties and Applications
Brilliant blue. Dark blue powder. Insoluble in water, in almost all of the organic solvent has high solubility, in all kinds of aromatic amine hydrocarbon, mineral oil, fat and wax, resin solubility in more than 40%. Widely used in clear lacquer, vacuum aluminum plating, organic glass, etc.
Check Digit Verification of cas no
The CAS Registry Mumber 71819-49-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,8,1 and 9 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71819-49:
(7*7)+(6*1)+(5*8)+(4*1)+(3*9)+(2*4)+(1*9)=143
143 % 10 = 3
So 71819-49-3 is a valid CAS Registry Number.