225518-93-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 225518-93-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,5,5,1 and 8 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 225518-93:
(8*2)+(7*2)+(6*5)+(5*5)+(4*1)+(3*8)+(2*9)+(1*3)=134
134 % 10 = 4
So 225518-93-4 is a valid CAS Registry Number.