24904-99-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 24904-99-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,9,0 and 4 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 24904-99:
(7*2)+(6*4)+(5*9)+(4*0)+(3*4)+(2*9)+(1*9)=122
122 % 10 = 2
So 24904-99-2 is a valid CAS Registry Number.