173038-83-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 173038-83-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,0,3 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 173038-83:
(8*1)+(7*7)+(6*3)+(5*0)+(4*3)+(3*8)+(2*8)+(1*3)=130
130 % 10 = 0
So 173038-83-0 is a valid CAS Registry Number.