57504-30-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57504-30-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,5,0 and 4 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 57504-30:
(7*5)+(6*7)+(5*5)+(4*0)+(3*4)+(2*3)+(1*0)=120
120 % 10 = 0
So 57504-30-0 is a valid CAS Registry Number.