Wannan samfurin ne polymer synthetic hydrophilic polyurethane bio-denitrification filler, da kuma bayan oxygen, hydrogen gas biyu fashewa, aperture2～7mm, daidai tare da juna, cimma dukan block na cika bacterium carrier. Saboda na musamman tsarin da biological daukar kaya, da jump na breakthrough maki ne waje farfajiyar guda biyoloji daukar kaya a cikin iska tafkin cimma nitrification amsa, ciki cimma denitrification na nitrite, wanda yana da sauki jiki adsorption, da kuma m, mummunan caji na nauyi, sa daukar kaya farfajiyar tare da anion aiki rukuni da hydroxy da sauran hydrophilic rukuni, za a iya samar da maɓallin da mummunan caji da kwayoyin cuta a cikin sharar ruwa, farashin daidaitaccen haɗin, don haka da kwayoyin cuta da bioenzymes da karfi daidaitacce a kan daukar kaya, sa rayuwa bayan kwayoyin cuta ba su da sauƙi a karkashin ruwa, gas yankan tasirin, microbial kaya babban, girman kaya babban, don haka sa ammonia nitrogen a cikin sharar ruwa, jimlar nitrogen ya kai lokaci guda sauka manufa, shi ma yana da karfi yankan kumfa ikon, sararin samaniya girman amfani da babban girman, babu mutuwa yankin da sauran halaye. Yana da sabuntawa maye gurbin kayayyaki na microbial carriers a halin yanzu bioprocessing fasaha.

Wannan mai ɗaukar ruwa yana amfani da shi don aikin sarrafa ruwa mai yawa kamar ruwan sharar gida, ruwan sharar gida na masana'antu daban-daban, ruwan sharar gida na mai, ruwan sharar gida na masana'antu na yau da kullun, ruwan sharar gida na magunguna da ruwan sharar gida na birni.