82830-70-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82830-70-4 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 0 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 82830-70:
(7*8)+(6*2)+(5*8)+(4*3)+(3*0)+(2*7)+(1*0)=134
134 % 10 = 4
So 82830-70-4 is a valid CAS Registry Number.