peb muab cov nyuj tua phom, thov saib cov duab hauv qab no, rab phom drenching no ua los ntawm tooj dag, uas yog siv tau ntev thiab siv tau yooj yim. rab phom drenching no ua haujlwm nrog hose, muaj koob tshuaj yog 5ml, 10ml, 20ml thiab 30ml. no nyuj drencher dav siv, kuj tuaj yeem siv rau nyuj, thiab lwm yam.