6995-66-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6995-66-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,9,9 and 5 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 6995-66:
(6*6)+(5*9)+(4*9)+(3*5)+(2*6)+(1*6)=150
150 % 10 = 0
So 6995-66-0 is a valid CAS Registry Number.