618389-59-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 618389-59-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,8,3,8 and 9 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 618389-59:
(8*6)+(7*1)+(6*8)+(5*3)+(4*8)+(3*9)+(2*5)+(1*9)=196
196 % 10 = 6
So 618389-59-6 is a valid CAS Registry Number.