312932-31-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 312932-31-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,2,9,3 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 312932-31:
(8*3)+(7*1)+(6*2)+(5*9)+(4*3)+(3*2)+(2*3)+(1*1)=113
113 % 10 = 3
So 312932-31-3 is a valid CAS Registry Number.