A device for container storing is presented. The device comprises storage with at least one storing level including a pipetting storing level for fluid pipetting. Each storing level has storing positions having a container holder to detachably hold at least one container. A handler is movable with respect to the storage for transferring containers with respect to the storing positions. A storing position of the pipetting storing level includes a flat spring to bias a container against the container holder. The flat spring has a through hole to provide a pipette access to a lid of the container. A system for pipetting is also presented, comprising the device and a pipettor movable with respect to the pipetting storing level with at least one pipette for pipetting contained in a container stored in the pipetting storing level. The pipette has a pipette tip to penetrate a lid of the container.