180330-84-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 180330-84-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,3,3 and 0 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 180330-84:
(8*1)+(7*8)+(6*0)+(5*3)+(4*3)+(3*0)+(2*8)+(1*4)=111
111 % 10 = 1
So 180330-84-1 is a valid CAS Registry Number.