318-34-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 318-34-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,1 and 8 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 318-34:
(5*3)+(4*1)+(3*8)+(2*3)+(1*4)=53
53 % 10 = 3
So 318-34-3 is a valid CAS Registry Number.