809273-55-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 809273-55-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,9,2,7 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 809273-55:
(8*8)+(7*0)+(6*9)+(5*2)+(4*7)+(3*3)+(2*5)+(1*5)=180
180 % 10 = 0
So 809273-55-0 is a valid CAS Registry Number.