184022-28-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 184022-28-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,4,0,2 and 2 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 184022-28:
(8*1)+(7*8)+(6*4)+(5*0)+(4*2)+(3*2)+(2*2)+(1*8)=114
114 % 10 = 4
So 184022-28-4 is a valid CAS Registry Number.