328-94-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 328-94-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,2 and 8 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 328-94:
(5*3)+(4*2)+(3*8)+(2*9)+(1*4)=69
69 % 10 = 9
So 328-94-9 is a valid CAS Registry Number.