103589-75-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103589-75-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,5,8 and 9 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 103589-75:
(8*1)+(7*0)+(6*3)+(5*5)+(4*8)+(3*9)+(2*7)+(1*5)=129
129 % 10 = 9
So 103589-75-9 is a valid CAS Registry Number.