111218-82-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111218-82-7 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, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 111218-82:
(8*1)+(7*1)+(6*1)+(5*2)+(4*1)+(3*8)+(2*8)+(1*2)=77
77 % 10 = 7
So 111218-82-7 is a valid CAS Registry Number.