320725-07-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 320725-07-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,0,7,2 and 5 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 320725-07:
(8*3)+(7*2)+(6*0)+(5*7)+(4*2)+(3*5)+(2*0)+(1*7)=103
103 % 10 = 3
So 320725-07-3 is a valid CAS Registry Number.