109012-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 109012-92-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,0,1 and 2 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 109012-92:
(8*1)+(7*0)+(6*9)+(5*0)+(4*1)+(3*2)+(2*9)+(1*2)=92
92 % 10 = 2
So 109012-92-2 is a valid CAS Registry Number.