18024-21-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18024-21-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,0,2 and 4 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 18024-21:
(7*1)+(6*8)+(5*0)+(4*2)+(3*4)+(2*2)+(1*1)=80
80 % 10 = 0
So 18024-21-0 is a valid CAS Registry Number.