22505-15-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22505-15-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,5,0 and 5 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 22505-15:
(7*2)+(6*2)+(5*5)+(4*0)+(3*5)+(2*1)+(1*5)=73
73 % 10 = 3
So 22505-15-3 is a valid CAS Registry Number.