Mixture of chloroxylenol and terpineol acts as `:`

A mixture of chloroxylenol and terpinecol acts as

Antiseptic which is a mixture of chloroxylenol and alpha -terpineol is

Antiseptic which is a mixture of chloroxylenol and alpha -terpineol is

.Which one of the following is not an Antiseptic? 1) A mixture of chloroxylenol & terpineol 2) 2-3% \(I_{2}\) in alcohol - water mixture 3) Boric acid in dilute aqueous solution 4) Ethynylestradiol