18207-68-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18207-68-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,2,0 and 7 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 18207-68:
(7*1)+(6*8)+(5*2)+(4*0)+(3*7)+(2*6)+(1*8)=106
106 % 10 = 6
So 18207-68-6 is a valid CAS Registry Number.