67173-63-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67173-63-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,1,7 and 3 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 67173-63:
(7*6)+(6*7)+(5*1)+(4*7)+(3*3)+(2*6)+(1*3)=141
141 % 10 = 1
So 67173-63-1 is a valid CAS Registry Number.