120489-28-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120489-28-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,4,8 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 120489-28:
(8*1)+(7*2)+(6*0)+(5*4)+(4*8)+(3*9)+(2*2)+(1*8)=113
113 % 10 = 3
So 120489-28-3 is a valid CAS Registry Number.