13136-04-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 13136-04-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,1,3 and 6 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 13136-04:
(7*1)+(6*3)+(5*1)+(4*3)+(3*6)+(2*0)+(1*4)=64
64 % 10 = 4
So 13136-04-4 is a valid CAS Registry Number.