911-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 911-18-2 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 1 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 911-18:
(5*9)+(4*1)+(3*1)+(2*1)+(1*8)=62
62 % 10 = 2
So 911-18-2 is a valid CAS Registry Number.