28250-79-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28250-79-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,2,5 and 0 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 28250-79:
(7*2)+(6*8)+(5*2)+(4*5)+(3*0)+(2*7)+(1*9)=115
115 % 10 = 5
So 28250-79-5 is a valid CAS Registry Number.