348-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 348-89-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,4 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 348-89:
(5*3)+(4*4)+(3*8)+(2*8)+(1*9)=80
80 % 10 = 0
So 348-89-0 is a valid CAS Registry Number.