40256-12-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40256-12-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,5 and 6 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 40256-12:
(7*4)+(6*0)+(5*2)+(4*5)+(3*6)+(2*1)+(1*2)=80
80 % 10 = 0
So 40256-12-0 is a valid CAS Registry Number.