38408-28-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38408-28-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,4,0 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 38408-28:
(7*3)+(6*8)+(5*4)+(4*0)+(3*8)+(2*2)+(1*8)=125
125 % 10 = 5
So 38408-28-5 is a valid CAS Registry Number.