54928-83-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54928-83-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,9,2 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54928-83:
(7*5)+(6*4)+(5*9)+(4*2)+(3*8)+(2*8)+(1*3)=155
155 % 10 = 5
So 54928-83-5 is a valid CAS Registry Number.