349128-28-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 349128-28-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,9,1,2 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 349128-28:
(8*3)+(7*4)+(6*9)+(5*1)+(4*2)+(3*8)+(2*2)+(1*8)=155
155 % 10 = 5
So 349128-28-5 is a valid CAS Registry Number.