24551-99-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24551-99-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,5,5 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 24551-99:
(7*2)+(6*4)+(5*5)+(4*5)+(3*1)+(2*9)+(1*9)=113
113 % 10 = 3
So 24551-99-3 is a valid CAS Registry Number.