15028-13-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15028-13-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,0,2 and 8 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 15028-13:
(7*1)+(6*5)+(5*0)+(4*2)+(3*8)+(2*1)+(1*3)=74
74 % 10 = 4
So 15028-13-4 is a valid CAS Registry Number.