83019-87-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83019-87-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,0,1 and 9 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 83019-87:
(7*8)+(6*3)+(5*0)+(4*1)+(3*9)+(2*8)+(1*7)=128
128 % 10 = 8
So 83019-87-8 is a valid CAS Registry Number.