54048-97-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54048-97-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,0,4 and 8 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 54048-97:
(7*5)+(6*4)+(5*0)+(4*4)+(3*8)+(2*9)+(1*7)=124
124 % 10 = 4
So 54048-97-4 is a valid CAS Registry Number.