12181-95-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12181-95-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,1,8 and 1 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 12181-95:
(7*1)+(6*2)+(5*1)+(4*8)+(3*1)+(2*9)+(1*5)=82
82 % 10 = 2
So 12181-95-2 is a valid CAS Registry Number.