Multiparameter dej zoo analyzer 5B-3B (V10) los kuaj tshuaj oxygen xav tau (COD), ammonia nitrogen (NH3-N), tag nrho phosphorus (TP), tag nrho nitrogen (TN), turbidity, TSS, xim, tooj liab, hlau, chromium , npib tsib xee, zinc, fluoride, residual chlorine, aniline, nitrate nitrogen, nitrite nitrogen, thiab lwm yam. Nws yog multi-function spectrophotometer.