171340-56-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 171340-56-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,1,3,4 and 0 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 171340-56:
(8*1)+(7*7)+(6*1)+(5*3)+(4*4)+(3*0)+(2*5)+(1*6)=110
110 % 10 = 0
So 171340-56-0 is a valid CAS Registry Number.