289896-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 289896-03-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,9,8,9 and 6 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 289896-03:
(8*2)+(7*8)+(6*9)+(5*8)+(4*9)+(3*6)+(2*0)+(1*3)=223
223 % 10 = 3
So 289896-03-3 is a valid CAS Registry Number.