Sodium a-naphthaleneacetic acidndi organic molecular entity.Sodium a-naphthylacetate ndi yotakata sipekitiramu zomera kukula wowongolera kuti ali ndi makhalidwe amkati auxin kanthu ndi zokhudza thupi ntchito.Ikhoza kulimbikitsa mawonekedwe a mizu ndi mizu, kufulumizitsa kudula mizu ndi mizu ya mbeu, kulimbikitsa magawano ndi kukula, kulimbikitsa kusiyana kwa masamba ndi maluwa, kufulumizitsa kaphatikizidwe ka chlorophyll, kulimbikitsa kukula kwa zipatso, kuteteza maluwa ndi kugwa kwa zipatso, kusintha chiŵerengero cha amuna. ndi maluwa achikazi, ndikulimbikitsa mizu ya mbewu ndi masamba kuti azikula bwino kuti azikolola.