73067-91-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73067-91-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,0,6 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 73067-91:
(7*7)+(6*3)+(5*0)+(4*6)+(3*7)+(2*9)+(1*1)=131
131 % 10 = 1
So 73067-91-1 is a valid CAS Registry Number.