17397-83-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17397-83-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,9 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17397-83:
(7*1)+(6*7)+(5*3)+(4*9)+(3*7)+(2*8)+(1*3)=140
140 % 10 = 0
So 17397-83-0 is a valid CAS Registry Number.