888-11-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 888-11-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,8 and 8 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 888-11:
(5*8)+(4*8)+(3*8)+(2*1)+(1*1)=99
99 % 10 = 9
So 888-11-9 is a valid CAS Registry Number.