831212-02-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 831212-02-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,3,1,2,1 and 2 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 831212-02:
(8*8)+(7*3)+(6*1)+(5*2)+(4*1)+(3*2)+(2*0)+(1*2)=113
113 % 10 = 3
So 831212-02-3 is a valid CAS Registry Number.