171005-65-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 171005-65-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,1,0,0 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 171005-65:
(8*1)+(7*7)+(6*1)+(5*0)+(4*0)+(3*5)+(2*6)+(1*5)=95
95 % 10 = 5
So 171005-65-5 is a valid CAS Registry Number.