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samfurori

Uriya

taƙaitaccen bayanin:

Wani fili ne da ya hada da carbon, nitrogen, oxygen da hydrogen, daya daga cikin sinadarai masu sauki, kuma shine babban sinadarin sinadarin nitrogen mai dauke da sinadarin gina jiki da bazuwar dabbobi masu shayarwa da wasu kifi, kuma urea ta hada da ammonia da carbon. dioxide a cikin masana'antu a ƙarƙashin wasu yanayi.


Cikakken Bayani

Tags samfurin

Cikakken Bayani

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An bayar da ƙayyadaddun bayanai

Farin barbashi(abun ciki ≥46%)

Barbashi masu launi(abun ciki ≥46%)

Acicular prism crystal(abun ciki ≥99%)

 (Isalin bayanin aikace-aikacen 'amfani da samfur')

① Abun da ke ciki, hali da abun ciki na gina jiki iri ɗaya ne, sakin abinci mai gina jiki da yanayin sha iri ɗaya ne, kuma abun ciki na ruwa, taurin, ƙurar ƙura da sufuri da juriya na ajiya na barbashi sun bambanta.

② Yawan narkewa, adadin sakin abinci mai gina jiki da adadin taki na barbashi sun bambanta, kuma adadin narkar da ƙananan ƙwayoyin yana da sauri kuma tasirin yana da sauri;Narkar da manyan barbashi yana jinkiri kuma lokacin hadi yana da tsawo.

③ Abubuwan da ke cikin babban urea biuret ya yi ƙasa da na ƙananan ƙwayoyin cuta, waɗanda ake amfani da su azaman taki, ko kuma ana amfani da manyan ƙwayoyin cuta don samar da takin mai magani.Don yin ado, ana amfani da ƙaramar urea don fesa foliar, aikace-aikacen ramuka, aikace-aikacen ramuka da takin tsiri, da kuma goge aikace-aikacen da ruwa.

④ Babban-barbashi urea yana da ƙananan ƙura idan aka kwatanta da ƙananan ƙwayar urea, babban ƙarfin matsawa, mai kyau ruwa, za'a iya ɗaukar shi da yawa, ba shi da sauƙi don karyawa da caking, kuma ya dace da hadi na mechanized.

 

EVERBRIGHT®'ll kuma samar da musamman: abun ciki / fari / barbashi / PHvalue / launi / packagingstyle / marufi bayani dalla-dalla da sauran takamaiman kayayyakin da suka fi dace da your amfani yanayi, da kuma samar da free samfurori.

Sigar Samfura

CAS Rn

57-13-6

EINECS Rn

200-315-5

FORMULA wt

60.06

KASHI

Kwayoyin halitta

YAWA

1.335 g/cm³

H20 SAUKI

mai narkewa cikin ruwa

TAFARU

196.6°C

NArke

132.7 ℃

Amfanin Samfur

施肥
印染2
化妆

Kula da hadi

[gyara adadin fure]Don shawo kan babban da ƙananan shekara na filin apple, fesa 0.5% urea aqueous bayani a kan ganyen ganye a makonni 5-6 bayan flowering (lokaci mai mahimmanci na bambancin furen furen apple, ci gaban sabon harbe yana jinkirin ko tsayawa. , kuma abun ciki na nitrogen na ganye yana nuna yanayin ƙasa), fesa sau biyu a jere, yana iya ƙara yawan abun ciki na nitrogen na ganye, haɓaka haɓakar sabbin harbe, hana bambance-bambancen furen fure, da sanya adadin furanni na babban shekara mai dacewa.

[Flower and fruit thinning]Gabobin furanni na peach sun fi kulawa da urea, amma abin da ke faruwa yana jinkirin, don haka peach na waje tare da gwajin urea, sakamakon ya nuna cewa peach da nectarine flower da 'ya'yan itace thinning, suna buƙatar babban taro (7.4%) don nuna sakamako mai kyau, mafi dacewa. maida hankali shine 8% -12%, makonni 1-2 bayan fesa, don cimma manufar furen fure da 'ya'yan itace.

[Samar irin shinkafa]A cikin fasahar samar da irin shinkafar, domin a inganta yadda iyaye suke da yawa, domin a kara yawan adadin shinkafar shinkafar ko kuma yawan layukan da ba su haihuwa, an yi gwajin ne da urea maimakon gibberellin, da kuma amfani da su. na 1.5% zuwa 2% urea a cikin matakin kololuwar ciki da matakin kunne na farko (zabin kunnen 20%), tasirin haihuwa yayi kama da gibberellin, kuma bai ƙara tsayin shuka ba.

[Tsarin kwaro]Tare da urea, wanke foda, ruwa 4: 1: 400, bayan haɗuwa, zai iya hana 'ya'yan itace, kayan lambu, aphids auduga, ja gizo-gizo, kwari na kabeji da sauran kwari, tasirin kwari fiye da 90%.[Urea iron taki] Urea tana samar da ƙarfe mai chelated tare da Fe2+ a cikin sigar hadaddun.Irin wannan takin ƙarfe na ƙarfe yana da ƙarancin farashi kuma yana da tasiri mai kyau akan hana ƙarancin ƙarfe da asarar kore.Sakamakon sarrafawa na chlorosis ya fi na 0.3% sulfate na ƙarfe.

Buga yadi da rini

① Za a iya amfani da a matsayin babban adadin melamine, urea-formaldehyde guduro, hydrazine hydrate, tetracycline, phenobarbital, maganin kafeyin, VAT launin ruwan kasa BR, phthalocyanine B, phthalocyanine Bx, monosodium glutamate da sauran kayayyakin samar da albarkatun kasa.

② Yana da tasiri mai haske akan gyare-gyaren sinadarai na karfe da bakin karfe, kuma ana amfani dashi azaman mai hana lalata a cikin tsinken karfe, kuma ana amfani dashi a cikin shirye-shiryen kunnawa na palladium.

③ A cikin masana'antu, ana kuma amfani dashi azaman albarkatun ƙasa don kera resin urea-formaldehyde, polyurethane da resins melamine-formaldehyde.

④ The selective rage wakili for denitrification na konewa shaye gas, kazalika da mota urea, wanda aka hada da 32.5% high-tsarki urea da 67.5% deionized ruwa.

⑤ Don raba paraffin kakin zuma (saboda urea na iya samar da clathrates), kayan haɓakawa, abubuwan da ake amfani da su na injin kare muhalli, abubuwan haƙoran haƙora, takin sinadarai, mahimman kayan taimako don rini da bugu.

⑥ masana'antar yadi shine kyakkyawan mai narkewa / wakili na hygroscopic / viscose fiber fadada wakili, wakili na gamawa, yana da fa'idar amfani.Kwatanta kaddarorin hygroscopic na urea tare da sauran wakilai hygroscopic a cikin masana'antar yadi: rabo zuwa nauyin kansa.

Matsayin kwaskwarima (abin da ke da ɗanɗano)

Likitan fata yana amfani da wasu abubuwa masu ɗauke da urea don ƙara danshin fata.Tufafin da aka rufe da ake amfani da shi don ƙusoshin da ba a cire su ba ya ƙunshi urea 40%.Urea abu ne mai kyau mai laushi, yana wanzuwa a cikin cuticle na fata, shine ainihin abin da ke damun fata na fata na NMF babban bangaren.


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