2320-05-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2320-05-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,3,2 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 2320-05:
(6*2)+(5*3)+(4*2)+(3*0)+(2*0)+(1*5)=40
40 % 10 = 0
So 2320-05-0 is a valid CAS Registry Number.