130540-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130540-03-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,5,4 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 130540-03:
(8*1)+(7*3)+(6*0)+(5*5)+(4*4)+(3*0)+(2*0)+(1*3)=73
73 % 10 = 3
So 130540-03-3 is a valid CAS Registry Number.