116512-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 116512-03-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,6,5,1 and 2 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 116512-03:
(8*1)+(7*1)+(6*6)+(5*5)+(4*1)+(3*2)+(2*0)+(1*3)=89
89 % 10 = 9
So 116512-03-9 is a valid CAS Registry Number.