73810-68-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73810-68-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,8,1 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 73810-68:
(7*7)+(6*3)+(5*8)+(4*1)+(3*0)+(2*6)+(1*8)=131
131 % 10 = 1
So 73810-68-1 is a valid CAS Registry Number.