103108-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103108-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,0 and 8 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 103108-81:
(8*1)+(7*0)+(6*3)+(5*1)+(4*0)+(3*8)+(2*8)+(1*1)=72
72 % 10 = 2
So 103108-81-2 is a valid CAS Registry Number.