823-83-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 823-83-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,2 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 823-83:
(5*8)+(4*2)+(3*3)+(2*8)+(1*3)=76
76 % 10 = 6
So 823-83-6 is a valid CAS Registry Number.