223103-60-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223103-60-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,1,0 and 3 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 223103-60:
(8*2)+(7*2)+(6*3)+(5*1)+(4*0)+(3*3)+(2*6)+(1*0)=74
74 % 10 = 4
So 223103-60-4 is a valid CAS Registry Number.