118898-16-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118898-16-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,8,9 and 8 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 118898-16:
(8*1)+(7*1)+(6*8)+(5*8)+(4*9)+(3*8)+(2*1)+(1*6)=171
171 % 10 = 1
So 118898-16-1 is a valid CAS Registry Number.