97320-68-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97320-68-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,3,2 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 97320-68:
(7*9)+(6*7)+(5*3)+(4*2)+(3*0)+(2*6)+(1*8)=148
148 % 10 = 8
So 97320-68-8 is a valid CAS Registry Number.