28044-68-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28044-68-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,0,4 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 28044-68:
(7*2)+(6*8)+(5*0)+(4*4)+(3*4)+(2*6)+(1*8)=110
110 % 10 = 0
So 28044-68-0 is a valid CAS Registry Number.