82831-09-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82831-09-2 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, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 82831-09:
(7*8)+(6*2)+(5*8)+(4*3)+(3*1)+(2*0)+(1*9)=132
132 % 10 = 2
So 82831-09-2 is a valid CAS Registry Number.