17303-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17303-25-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,0 and 3 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 17303-25:
(7*1)+(6*7)+(5*3)+(4*0)+(3*3)+(2*2)+(1*5)=82
82 % 10 = 2
So 17303-25-2 is a valid CAS Registry Number.