401840-82-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 401840-82-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,1,8,4 and 0 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 401840-82:
(8*4)+(7*0)+(6*1)+(5*8)+(4*4)+(3*0)+(2*8)+(1*2)=112
112 % 10 = 2
So 401840-82-2 is a valid CAS Registry Number.