909103-75-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 909103-75-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,1,0 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 909103-75:
(8*9)+(7*0)+(6*9)+(5*1)+(4*0)+(3*3)+(2*7)+(1*5)=159
159 % 10 = 9
So 909103-75-9 is a valid CAS Registry Number.