97025-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97025-80-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,0,2 and 5 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 97025-80:
(7*9)+(6*7)+(5*0)+(4*2)+(3*5)+(2*8)+(1*0)=144
144 % 10 = 4
So 97025-80-4 is a valid CAS Registry Number.