111218-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111218-05-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,2,1 and 8 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 111218-05:
(8*1)+(7*1)+(6*1)+(5*2)+(4*1)+(3*8)+(2*0)+(1*5)=64
64 % 10 = 4
So 111218-05-4 is a valid CAS Registry Number.