319-98-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 319-98-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,1 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 319-98:
(5*3)+(4*1)+(3*9)+(2*9)+(1*8)=72
72 % 10 = 2
So 319-98-2 is a valid CAS Registry Number.