28249-05-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28249-05-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,2,4 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 28249-05:
(7*2)+(6*8)+(5*2)+(4*4)+(3*9)+(2*0)+(1*5)=120
120 % 10 = 0
So 28249-05-0 is a valid CAS Registry Number.