17330-31-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17330-31-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,3 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 17330-31:
(7*1)+(6*7)+(5*3)+(4*3)+(3*0)+(2*3)+(1*1)=83
83 % 10 = 3
So 17330-31-3 is a valid CAS Registry Number.