Nūhou ʻOihana
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Ka hoʻoholo ʻana o ke koena chlorine/total chlorine e DPD spectrophotometry
ʻO ka chlorine disinfectant ka mea maʻamau i hoʻohana ʻia a hoʻohana nui ʻia i ke kaʻina hana disinfection o ka wai paipu, nā loko ʻauʻau, nā papa ʻaina, a me nā mea ʻē aʻe. chlorinatio...Heluhelu hou aku -
Introduction to DPD colorimetry
ʻO ka DPD spectrophotometry ke ʻano maʻamau no ka ʻike ʻana i ke koena chlorine manuahi a me ka nui o ke koena chlorine i ka maʻamau o Kina "Water Quality Vocabulary and Analytical Methods" GB11898-89, i hoʻomohala ʻia e ka American Public Health Association, ka American Wate...Heluhelu hou aku -
ʻO ka pilina ma waena o COD a me BOD
E kamaʻilio e pili ana i COD a me BOD Ma nā ʻōlelo ʻoihana ʻo COD ke kū nei no ka Chemical Oxygen Demand. ʻO ka Chemical Oxygen Demand he mea hōʻailona hoʻohaumia maikaʻi o ka wai, hoʻohana ʻia e hōʻike i ka nui o nā mea hoʻemi (ʻoi aku ka nui o nā mea ola) i loko o ka wai. Ua helu ʻia ke ana o COD ma o ka hoʻohana ʻana i ka str...Heluhelu hou aku -
ʻO ke ʻano hoʻoholo COD maikaʻi wai-wikiwiki digestion spectrophotometry
ʻO ke ʻano o ke ana ʻana o ka oxygen koi (COD), inā ʻo ia ke ʻano reflux, ke ʻano wikiwiki a i ʻole ke ʻano photometric, hoʻohana i ka potassium dichromate e like me ka oxidant, silver sulfate ma ke ʻano he catalyst, a me ka mercury sulfate ma ke ʻano he masking agent no nā ion chloride. Ma lalo o nā kūlana acidic o ka ...Heluhelu hou aku -
Pehea e hana pololei ai i ka ho'āʻo COD?
Ka mālama ʻana i nā kūlana kālele COD i ka mālama ʻana i ka wai ʻino 1. ʻO ke kumu nui—ke ʻano o ka laʻana No ka mea, ʻaʻole kūlike nā laʻana wai i ka mālama ʻana i ka wai ma ka home, ʻo ke kī i ka loaʻa ʻana o nā hopena nānā pono COD, ʻo ia ka mea e hōʻike ai. E hoʻokō ...Heluhelu hou aku -
ʻOhuehu i ka wai ili
He aha ka ʻāhuehue? ʻO ka turbidity e pili ana i ke kiʻekiʻe o ke keakea ʻana o kahi hopena i ka hele ʻana o ka mālamalama, ʻo ia hoʻi ka hoʻopuehu ʻana o ka mālamalama e ka mea i hoʻopaʻa ʻia a me ka absorption o ka mālamalama e nā molekala solute. ʻO Turbidity kahi ʻāpana e wehewehe ana i ka helu o nā ʻāpana i hoʻokuʻu ʻia i loko o kahi li...Heluhelu hou aku -
He aha ke koena chlorine i ka wai a pehea e ʻike ai?
ʻO ka manaʻo o ke koena chlorine ʻO ke koena chlorine ka nui o ka chlorine i loaʻa i loko o ka wai ma hope o ka hoʻomaʻamaʻa ʻia ʻana o ka wai a hoʻomaʻemaʻe ʻia. Hoʻohui ʻia kēia ʻāpana o ka chlorine i ka wā o ka mālama ʻana i ka wai e pepehi i ka bacteria, microorganisms, organika a me ka inorganic matt...Heluhelu hou aku -
ʻO ka hōʻuluʻulu o nā ʻano loiloi no ʻumikumamākolu mau hōʻailona kumu o ka mālama ʻana i ka wai
He ʻano hana koʻikoʻi ka ʻike ʻana i nā mea kanu hoʻomaʻemaʻe wai. ʻO nā hualoaʻa hōʻike ke kumu no ka hoʻoponopono ʻana i ka wai. No laila, koi nui ka pololei o ka nānā ʻana. Pono e hoʻopaʻa ʻia ka pololei o nā waiwai loiloi e hōʻoia i ka hana maʻamau o ka ʻōnaehana c...Heluhelu hou aku -
ʻO ka hoʻomaka ʻana o ka mea anana BOD5 a me nā pōʻino o ka BOD kiʻekiʻe
ʻO ka mita BOD kahi mea hana e ʻike ai i ka pollution organik i loko o nā kino wai. Hoʻohana nā mika BOD i ka nui o ka oxygen i hoʻopau ʻia e nā mea ola e wāwahi i nā mea ola e loiloi i ka maikaʻi o ka wai. Hoʻokumu ʻia ke kumu o ka mita BOD ma ke kaʻina hana o ka decomposing o nā mea haumia i loko o ka wai e ka bac...Heluhelu hou aku -
Ka nānā ʻana o nā ʻano mea hoʻomaʻamaʻa wai maʻamau
ʻO ka pilikia wai ʻo Yancheng ma hope o ka puka ʻana o ka ʻalaʻula uliuli-'ōmaʻomaʻo ma Taihu Lake ua kani hou i ka puʻupuʻu no ka mālama kaiapuni. I kēia manawa, ua ʻike mua ʻia ke kumu o ka haumia. Hoʻopuehu ʻia nā mea kanu kemika liʻiliʻi a puni nā kumu wai kahi 300,000 citiz...Heluhelu hou aku -
Pehea ke kiʻekiʻe o ka paʻakai hiki ke mālama ʻia me ka biochemically?
No ke aha i paʻakikī loa ka mālama ʻana i ka wai ʻino paʻakai kiʻekiʻe? Pono mākou e hoʻomaopopo mua i ke ʻano o ka wai ʻino paʻakai kiʻekiʻe a me ka hopena o ka wai ʻino paʻakai kiʻekiʻe i ka ʻōnaehana biochemical! Kūkākūkā wale kēia ʻatikala i ka mālama biochemical o ka wai ʻino paʻakai kiʻekiʻe! 1. He aha ka wai ʻino paʻakai kiʻekiʻe? ʻO ka paʻakai kiʻekiʻe ...Heluhelu hou aku -
Hoʻolauna i nā ʻenehana hoʻāʻo maikaʻi wai maʻamau
ʻO kēia ka hoʻomaka ʻana o nā ʻano hoʻāʻo: 1. ʻO ka ʻenehana nānā ʻana no nā mea haumia inorganic Hoʻomaka ka hoʻokolokolo hoʻohaumia wai me Hg, Cd, cyanide, phenol, Cr6+, etc., a ua ana ʻia ka hapa nui o lākou e ka spectrophotometry. E like me ka hohonu o ka hana mālama kaiapuni a me ka nānā ʻana i ka lawelawe ...Heluhelu hou aku
