181820-08-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 181820-08-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,8,2 and 0 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 181820-08:
(8*1)+(7*8)+(6*1)+(5*8)+(4*2)+(3*0)+(2*0)+(1*8)=126
126 % 10 = 6
So 181820-08-6 is a valid CAS Registry Number.