31450-71-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31450-71-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,4,5 and 0 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 31450-71:
(7*3)+(6*1)+(5*4)+(4*5)+(3*0)+(2*7)+(1*1)=82
82 % 10 = 2
So 31450-71-2 is a valid CAS Registry Number.