171028-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 171028-71-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,1,0,2 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 171028-71:
(8*1)+(7*7)+(6*1)+(5*0)+(4*2)+(3*8)+(2*7)+(1*1)=110
110 % 10 = 0
So 171028-71-0 is a valid CAS Registry Number.