Abstract: Device for sampling, work-up and preliminary analysis of a sample comprising a sampling rod (18) with a sample taking structure forming a sample space (16) for taking a defined amount of a sample and a sample receiving tube (1), comprising a mixing chamber (19) filled with liquid for preserving, dissolution, workup and development of the sample contained in sample space 16, wherein the sampling rod (11) is designed as hollow body open on both sides with an ejection punch (18) movably and sealingly guided in the sampling rod (11) designed to eject the sample from sample space (16) into mixing chamber (19).