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He aha ka urea? Kākau pili noonoo ole a me ka affordable

He aha ka urea, a me ka mea i ka mōʻaukala o kona kumu? No ke aha ka mea, ua i kapaʻia, ma ka mea, ua hoʻohana 'ia? E ho'āʻo i ka maopopo.

Mōʻaukala o ka loaʻa o ka urea

Ua huli mai i ka wai mimi ia mea he pololei pili. I ka 1773, Palani chemist Hilaire Ruel Maren koho ia mai kanaka mimi. Hope, i ka 1828, ka Kelemānia chemist a me kauka Fridrih Voler ma ke omoāea o ka mea hoʻoheheʻe'amoniuma cyanate (NH 4 CNO) loaa mai kekahi'okanikaʻole waiwai i ke aloha i huiʻia, ma kona ano ia urea. He me kēia hanana hoʻomaka ua loaa synthetically mōʻaukala o ke aloha kemika, e like me mua ke aloha i huiʻia. 'Aʻole nā huahana o ka' epekema noiʻi hiki kaena i kona wehe ana i ka hou 'epekema.

He aha ka ka urea, a wahi i hele mai

Aka, urea - He aha ka mea? Kēia Nine Inch hui i ka mea i paa ole a me ka makana i ka hoopuehu aku ana i keʻokeʻo paha weakly nā pōpō odorless mea pōaka granules. Haʻilula urea - NH2CONH2. Kona nā inoa - urea. I ka waiwai o ka haiia wailana i loko o ka wai. Ka hopena o ka urea i huiʻia me ka mea pōhaku nāʻakika, kiʻekiʻe Nine Inch haʻawina ka paʻakai.
Ma ka ninau ana o ka mea urea, mai ka wahi o ka Hawaii o ka physiology o ke kino, hiki e mai la, ka mea, o ka hopena huahana o ke kumuʻiʻo digestion ma mammals a me ka iʻa. Ke biochemical haku mele 'ana o ke koko e koi' ia e loaʻa urea. I kā mākou urea kūmau koko na keiki i ka 14 makahiki - 6,4 mmol / l, a me na makahiki, i ka maʻiʻo o ka urea i loko o ke koko ua mahuahua ia 7,5 mmol / ho'āo ai.

E hoomakaukau ai no ka urea ia lŘlŘ hanalima ala me ke kalapona'okikene lua a me ka ammonia hoʻololi kemikala naoh o Bazarova. No ka mea, o keia, ka? Iecaianoaaiiie o ka urea ua hui ia me ka? Iecaianoaaiiie o nā huahana ma muli ma ka ammonia.

no ke aha la urea

A me ka aha i ka urea i loko o ka hana? No ka mea kona Pahuhopu i synthesized? Ma ka hanalima? Iecaianoaaiiie o kēpau, adhesives hoʻohana ma o ka hana o ka puluniu papa, a ma kaʻoihana hana, ka hoʻohana 'ana kaha A. Urea Urea ka ia hao ua hoʻohana' ia i loko o kaʻaila kā hana no ka wehe 'ona mai paraffinic mea kāhinu, a mai ka wahie. Ua hookuu aku oia i palupalu paraffin, e pono ai i loko o ka? Iecaianoaaiiie o ke kumuʻiʻo-wikamina mea, momoma nāʻakika a me ka waiʻona mai ke kino, like detergents.

Kekahi wahi o ka noi o ka urea - ana o oxides o ka naikokene hiki ana mai o ka uahi, mai thermal mana mea kanu no ka wao hoʻopōʻaiapuni, ieoaeunoai, a no laila, ma luna o.

He aha ka urea i loko o ka 'inikua hana?

Urea pili i osmotic diuretics me ka slabodeystvuyuschim kanawai. He He maka mea no ka hana o ka hoomakaukau ana outputting ka wai, mai ke kanaka kino (dehydration huahana). Mau ai 'i pono no ka iapaau ana o ka hydrocephalus, cerebral edema o like etiologies. Eia kekahi, urea ua hoʻohana 'ia no ka hana o ka hypnotics.

Maiʻaʻole hoʻi e hala i kou manawa e komo a me ka urea i loko o ka meaʻai oihana puolo. E927b ai mea hoʻonui - ka mea, he mea'ē, ma mua o ka urea. Ua i ka hua nui ka waiwai, hana me ka pahu hoʻonui leo a me ka onaona flavoring ai nā huahana. Hoʻohana 'ia i loko o ka hana o ka kamaiʻilio nui aʻe ana, e hoʻoikaika i ka pono o ka palaoa a me ka Hale Puhi Palaoa nā huahana. I ka wa i hoʻohuiʻia i ka hū berena maka urea hana me ka nutrient meakino, a me ka naikokene wale mai ana i ka hū hana 'ike loea.

Akā, no ka nui hapa o ka urea i loko o ke aupuni (makahiki? Iecaianoaaiiuo o 4 miliona tona no ka makahiki) e hele ai i ka mahiai. Ua hanaʻia mai ka urea mea hoʻomomona papa B urea naikokene wale mai ana mea invaluable, no ka mea, ia - e like ma luna o 46%. I loko nō o ka mea i urea mea pono wailana i loko o ka wai, oia ka ii absorbs wai loa me ka makemake ole. Ua maikaʻi ano ka loa waiwai, a e leie aku oe, e loaa i ka mea hoʻomomona ka nui mea, makau i huli laau slezhatsya a me loko o ka pohaku pūnaewele ole. Urea i ke kiʻekiʻe reactivity a me ka loa ma ka haiia kemu mea kanu. Ano nui, ua hoʻohana 'ia i loko o urea preplant lapaʻau kūlana, he lākou no uliuli nui o nā mea kanu.

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