6880-05-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6880-05-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,8,8 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 6880-05:
(6*6)+(5*8)+(4*8)+(3*0)+(2*0)+(1*5)=113
113 % 10 = 3
So 6880-05-3 is a valid CAS Registry Number.