509-08-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 509-08-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,0 and 9 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 509-08:
(5*5)+(4*0)+(3*9)+(2*0)+(1*8)=60
60 % 10 = 0
So 509-08-0 is a valid CAS Registry Number.