189570-03-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 189570-03-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,5,7 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 189570-03:
(8*1)+(7*8)+(6*9)+(5*5)+(4*7)+(3*0)+(2*0)+(1*3)=174
174 % 10 = 4
So 189570-03-4 is a valid CAS Registry Number.