75303-10-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75303-10-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,3,0 and 3 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 75303-10:
(7*7)+(6*5)+(5*3)+(4*0)+(3*3)+(2*1)+(1*0)=105
105 % 10 = 5
So 75303-10-5 is a valid CAS Registry Number.