82128-79-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82128-79-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,1,2 and 8 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 82128-79:
(7*8)+(6*2)+(5*1)+(4*2)+(3*8)+(2*7)+(1*9)=128
128 % 10 = 8
So 82128-79-8 is a valid CAS Registry Number.