197713-95-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 197713-95-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,7,1 and 3 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 197713-95:
(8*1)+(7*9)+(6*7)+(5*7)+(4*1)+(3*3)+(2*9)+(1*5)=184
184 % 10 = 4
So 197713-95-4 is a valid CAS Registry Number.