618862-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 618862-64-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,8,8,6 and 2 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 618862-64:
(8*6)+(7*1)+(6*8)+(5*8)+(4*6)+(3*2)+(2*6)+(1*4)=189
189 % 10 = 9
So 618862-64-9 is a valid CAS Registry Number.