338-02-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 338-02-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,3 and 8 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 338-02:
(5*3)+(4*3)+(3*8)+(2*0)+(1*2)=53
53 % 10 = 3
So 338-02-3 is a valid CAS Registry Number.