82831-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82831-76-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,8,3 and 1 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 82831-76:
(7*8)+(6*2)+(5*8)+(4*3)+(3*1)+(2*7)+(1*6)=143
143 % 10 = 3
So 82831-76-3 is a valid CAS Registry Number.