82130-80-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82130-80-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,1,3 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 82130-80:
(7*8)+(6*2)+(5*1)+(4*3)+(3*0)+(2*8)+(1*0)=101
101 % 10 = 1
So 82130-80-1 is a valid CAS Registry Number.