130289-55-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130289-55-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,2,8 and 9 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 130289-55:
(8*1)+(7*3)+(6*0)+(5*2)+(4*8)+(3*9)+(2*5)+(1*5)=113
113 % 10 = 3
So 130289-55-3 is a valid CAS Registry Number.