16510-65-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16510-65-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,5,1 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 16510-65:
(7*1)+(6*6)+(5*5)+(4*1)+(3*0)+(2*6)+(1*5)=89
89 % 10 = 9
So 16510-65-9 is a valid CAS Registry Number.