22303-18-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22303-18-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,3,0 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 22303-18:
(7*2)+(6*2)+(5*3)+(4*0)+(3*3)+(2*1)+(1*8)=60
60 % 10 = 0
So 22303-18-0 is a valid CAS Registry Number.