108903-95-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108903-95-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,9,0 and 3 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 108903-95:
(8*1)+(7*0)+(6*8)+(5*9)+(4*0)+(3*3)+(2*9)+(1*5)=133
133 % 10 = 3
So 108903-95-3 is a valid CAS Registry Number.