28582-80-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 28582-80-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,5,8 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 28582-80:
(7*2)+(6*8)+(5*5)+(4*8)+(3*2)+(2*8)+(1*0)=141
141 % 10 = 1
So 28582-80-1 is a valid CAS Registry Number.