10005-66-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 10005-66-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,0,0 and 5 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 10005-66:
(7*1)+(6*0)+(5*0)+(4*0)+(3*5)+(2*6)+(1*6)=40
40 % 10 = 0
So 10005-66-0 is a valid CAS Registry Number.