918-81-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 918-81-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,1 and 8 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 918-81:
(5*9)+(4*1)+(3*8)+(2*8)+(1*1)=90
90 % 10 = 0
So 918-81-0 is a valid CAS Registry Number.