ʻO Q-CL501 Portable Colorimeter for Free Chlorine, Chlorine Dioxide ( 5-para) he pahu hoʻāʻo wai ʻoihana e loaʻa ana nā mea pono a pau āu e hoʻohana ai no ka nānā ʻana i ka wai ma ka hale hoʻokolohua a me ka hoʻāʻo kahua. hiki ke ʻike i ka chlorine manuahi, ka chlorine piha, ka chlorine i hui ʻia, ka chlorine dioxide, a me ka chlorite.Hoʻokumu ia i nā ʻano EPA, a ua hoʻohālikelike kēlā me kēia o lākou i ka pihi maʻamau i kēlā me kēia, e hoʻohui wale i nā reagents āu e pono ai e hoʻāʻo i kāu wai a hana i kāu pahu hōʻike wai.