854-40-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854-40-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,5 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 854-40:
(5*8)+(4*5)+(3*4)+(2*4)+(1*0)=80
80 % 10 = 0
So 854-40-0 is a valid CAS Registry Number.