180889-28-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 180889-28-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,8,8 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 180889-28:
(8*1)+(7*8)+(6*0)+(5*8)+(4*8)+(3*9)+(2*2)+(1*8)=175
175 % 10 = 5
So 180889-28-5 is a valid CAS Registry Number.