31222-10-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31222-10-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,2,2 and 2 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 31222-10:
(7*3)+(6*1)+(5*2)+(4*2)+(3*2)+(2*1)+(1*0)=53
53 % 10 = 3
So 31222-10-3 is a valid CAS Registry Number.