667869-07-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 667869-07-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,7,8,6 and 9 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 667869-07:
(8*6)+(7*6)+(6*7)+(5*8)+(4*6)+(3*9)+(2*0)+(1*7)=230
230 % 10 = 0
So 667869-07-0 is a valid CAS Registry Number.