20295-23-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20295-23-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,2,9 and 5 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 20295-23:
(7*2)+(6*0)+(5*2)+(4*9)+(3*5)+(2*2)+(1*3)=82
82 % 10 = 2
So 20295-23-2 is a valid CAS Registry Number.