71913-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71913-02-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,1 and 3 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 71913-02:
(7*7)+(6*1)+(5*9)+(4*1)+(3*3)+(2*0)+(1*2)=115
115 % 10 = 5
So 71913-02-5 is a valid CAS Registry Number.