Kalmar "buret" tana nufin kayan aikin dakin gwaje-gwaje da ake amfani da su a cikin ilmin sinadarai don daidaitaccen rarraba ruwa. Ya ƙunshi doguwar bututun gilashin da aka kammala tare da cockcock a ƙasa da tukwici a saman. Ana ƙara ruwan a cikin buret daga sama, sannan a hankali a sake shi ta cikin cock ɗin da ke ƙasa, yana ba da damar auna daidai adadin adadin da aka bayar. Ana amfani da buret a cikin gwaje-gwajen titration don auna ƙarar ɗayan mafita da ake buƙata don amsa gabaɗaya tare da wani bayani na sananniya.