28250-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28250-84-2 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, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 28250-84:
(7*2)+(6*8)+(5*2)+(4*5)+(3*0)+(2*8)+(1*4)=112
112 % 10 = 2
So 28250-84-2 is a valid CAS Registry Number.