329903-73-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 329903-73-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,9,9,0 and 3 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 329903-73:
(8*3)+(7*2)+(6*9)+(5*9)+(4*0)+(3*3)+(2*7)+(1*3)=163
163 % 10 = 3
So 329903-73-3 is a valid CAS Registry Number.