A connector section for a liquid transfer apparatus, the connector section comprising: a septum holder located inside of a cylindrical outer body (78/140) of the connector section, the cylindrical outer body (78/140) having a proximal end adapted to be attached to syringe and an open distal end comprising a shoulder portion; at least one hollow needle (38,40) fixedly attached to the proximal end of the cylindrical outer body (78/140) of the connector section, the at least one hollow needle (38,40) having at least one port at its lower end adjacent to its pointed distal tip that allows fluid communication between the exterior and the hollow interior of the needle (38,40), the septum holder comprising: a body having an upper body part and a lower body part, the lower body part comprising a bored out interior, an insert comprising at least one bore, and a septum wherein: (a) the insert fits loosely into the bored out interior of the lower body part of the body of the septum holder; and (b) the septum comprises an upper part and a lower part; wherein the upper part of septum is attached to an exterior surface of the lower body part of the body of the septum holder and the lower part of the septum extends downward beyond the lower edge of the lower body part of the body of the septum holder; wherein (i) the bore forms a seat of a needle valve, and the insert can freely move up and down between an upper position at which the insert is configured to block the at least one port and a lower position at which the insert is configured to unblock the at least one port; and (ii) the septum can freely move up and down on the exterior surface of the lower body part of the body of the septum holder. a body having an upper body part and a lower body part, the lower body part comprising a bored out interior, an insert comprising at least one bore, and a septum wherein: (a) the insert fits loosely into the bored out interior of the lower body part of the body of the septum holder; and (b) the septum comprises an upper part and a lower part; wherein the upper part of septum is attached to an exterior surface of the lower body part of the body of the septum holder and the lower part of the septum extends downward beyond the lower edge of the lower body part of the body of the septum holder; wherein (i) the bore forms a seat of a needle valve, and the insert can freely move up and down between an upper position at which the insert is configured to block the at least one port and a lower position at which the insert is configured to unblock the at least one port; and (ii) the septum can freely move up and down on the exterior surface of the lower body part of the body of the septum holder. (a) the insert fits loosely into the bored out interior of the lower body part of the body of the septum holder; and (b) the septum comprises an upper part and a lower part; wherein the upper part of septum is attached to an exterior surface of the lower body part of the body of the septum holder and the lower part of the septum extends downward beyond the lower edge of the lower body part of the body of the septum holder; (i) the bore forms a seat of a needle valve, and the insert can freely move up and down between an upper position at which the insert is configured to block the at least one port and a lower position at which the insert is configured to unblock the at least one port; and (ii) the septum can freely move up and down on the exterior surface of the lower body part of the body of the septum holder.