57205-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57205-19-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,2,0 and 5 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 57205-19:
(7*5)+(6*7)+(5*2)+(4*0)+(3*5)+(2*1)+(1*9)=113
113 % 10 = 3
So 57205-19-3 is a valid CAS Registry Number.