54400-88-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54400-88-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,4,0 and 0 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 54400-88:
(7*5)+(6*4)+(5*4)+(4*0)+(3*0)+(2*8)+(1*8)=103
103 % 10 = 3
So 54400-88-3 is a valid CAS Registry Number.