24003-21-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24003-21-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,0,0 and 3 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 24003-21:
(7*2)+(6*4)+(5*0)+(4*0)+(3*3)+(2*2)+(1*1)=52
52 % 10 = 2
So 24003-21-2 is a valid CAS Registry Number.