75257-05-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75257-05-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,2,5 and 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 75257-05:
(7*7)+(6*5)+(5*2)+(4*5)+(3*7)+(2*0)+(1*5)=135
135 % 10 = 5
So 75257-05-5 is a valid CAS Registry Number.