Ethylenediaminetetraacetic acid CAS: 60-00-4
Gabatarwar samfur
Ethylenediaminetetraacetic acid CAS: 60-00-4
sinadaran Properties
Wannan samfurin yana fitowa daga ruwa kamar farin foda. Solubility a cikin ruwa a 25 ℃ shine 0.5g / L. Ba a narkewa a cikin ruwan sanyi, barasa da sauran kaushi na kwayoyin halitta. Soluble a cikin sodium hydroxide, sodium carbonate da ammonia mafita.
Hanyar samarwa:
Sakamakon ethylenediamine da chloroacetic acid. Ƙara 100kg na chloroacetic acid, 100kg na kankara da 135kg na sodium hydroxide bayani (30%) a cikin kettle dauki, sa'an nan kuma ƙara 18kg na 83% zuwa 84% ethylenediamine karkashin motsawa. Sanya a zazzabi na 15 ° C na awa 1. Ƙara 30Chemicalbook% sodium hydroxide bayani a batches na 10L kowane lokaci. Bayan kowane ƙari, ƙara wani tsari bayan maganin gwajin phenolphthalein bai nuna ja ba. Ajiye a dakin da zafin jiki na awa 12. Yi zafi zuwa 90 ° C kuma canza launin tare da kunna carbon. Tace, wanke ragowar tacewa da ruwa, sannan a ƙarshe daidaita ƙimar pH zuwa 3 tare da acidic hydrochloric. Cool da crystallize, tace kuma a wanke da ruwa har sai babu amsawar ion chloride. Busassun kayayyakin.
Amsar ethylenediamine tare da formaldehyde da sodium cyanide. Mix 60% ethylenediamine ruwa mai ruwa, 30% sodium cyanide aqueous bayani da sodium hydroxide, da kuma kiyaye cakuda a 20 ° C na 0.5h. Sa'an nan kuma ƙara formaldehyde mai ruwa bayani dropwise. Bayan abin da ya faru, littafin sinadarai ya narke kuma ruwan ya ƙafe. Sa'an nan kuma maimaita aikin da ke sama, ƙara yawan formaldehyde na ƙarshe don ƙyale sodium cyanide ya amsa gaba daya. Daidaita pH zuwa 1.2 tare da dilute acid. Farar hazo ta zube, tace, a wanke da ruwa, sannan ta bushe a 110°C. Sami samfurin.
Filin aikace-aikace
Ethylenediaminetetraacetic acid (EDTA) wani muhimmin hadadden wakili ne. Ana amfani da EDTA ko'ina kuma ana iya amfani dashi azaman mai gyara bleaching a cikin sarrafa kayan kayan hoto mai launi, kayan aikin rini, kayan aikin fiber, kayan kayan kwalliya, anticoagulants na jini, kayan wanka, stabilizers, masu haɓaka roba polymerization na roba, EDTA shine wakilcin wakilcin abubuwan gauraya. Yana iya samar da barga ruwa-mai narkewa sinadaran hadaddun tare da Alkali karafa, rare duniya abubuwa da mika mulki karafa. Baya ga gishirin sodium, akwai kuma gishirin ammonium da gishiri iri-iri kamar baƙin ƙarfe, magnesium, calcium, jan ƙarfe, manganese, zinc, cobalt, da aluminum. Kowane irin wannan gishiri yana da amfani daban-daban. Bugu da kari, ana kuma iya amfani da EDTA don fitar da karafa masu cutarwa da sauri daga jikin dan adam da kuma taka rawa wajen kawar da guba. Har ila yau, wakili ne na maganin ruwa. EDTA kuma alama ce mai mahimmanci, amma ana amfani dashi don titrate karfe nickel, jan karfe, da dai sauransu Lokacin amfani da shi, dole ne a yi amfani da shi tare da ammonia don aiki azaman mai nuna alama.
Bayanin gini
Ethylenediaminetetraacetic acid
Saukewa: 60-00-4
Tsarin kwayoyin halitta: C10H16N2O8
Nauyin Kwayoyin: 292.2
form: crystalline
Matsayin narkewa 250 ° C ( Dec.) (lit.)
Matsayin tafasa 434.18°C (ƙididdigar ƙima)
Yawan yawa 0,86 g/cm3
Matsin tururi <0.013 hPa (20 ° C)
Fihirisar Refractive n20/D 1.363
Flash point>400°C DIN 51758
Adana da sufuri
Shiryawa: bisa ga bukatun abokan ciniki
Adana: Ajiye a bushe, duhu da wuri mai iska.
Bayanin Kamfanin
MIT-IVY INDUSTRY CO., LTD shine masana'anta kuma mai fitar da rini mai kyau na sinadarai & tsaka-tsakin magunguna a China.
Yafi samar da samfuran jerin aniline da samfuran jerin chlorine.
Abubuwan da aka bayar na MIT-IVY Chemicals Industry Co., Ltd. babban mai kera sinadari ne na tsawon shekaru 21 tare da cikakkun kayan aikin samarwa da kulawa da kulawa da injina.
Muna amfani da fasahar samar da ci gaba da hanyoyin gwaji don gane samarwa, sarrafa inganci don saduwa da ma'auni. An yarda da mu ta SGS, ISO9001, ISO140 01, GB/HS16949 da T28001.
Babban samfuran Mit-Ivy sun haɗa da kamar haka:
API, Pharmaceutical intermediates, Dye matsakaici, lafiya, musamman sunadarai, Waterborne masana'antu Paint da sabon makamashi kayan.
Manyan kasuwanninmu sun hada da Amurka, Indiya, Afirka, Indonesia, Turkiyya, Kudu maso Gabashin Asiya, Yammacin Asiya da sauransu. MIT-IVY Industry Main kayayyakin hannun jari 97% na cikin gida kasuwar ƙware a cikin samarwa da kuma management, Za mu iya samar da kayayyakin da mafi m farashin. tare da ƙimar ƙima da farashi da maraba don tuntuɓar. Kamfaninmu yana da ƙwararrun ƙwararrun ƙwararrun waɗanda ke cikin R&D sinadarai da sarrafa sicentific, suna ba da samfuran sinadarai masu kyau tare da inganci da sabis na kusa, kuma suna ba da samfuran da aka keɓance na yau da kullun bisa ga bukatun abokan cinikinmu. Muna da ƙungiyar aikin gudanarwa mai inganci da ƙwaƙƙwaran kai tare da falsafar gama gari, kulawa da sadaukarwa ta hanyar haɗin gwiwa, ƙungiyarmu tana ƙoƙarin cimma nasara wajen faranta wa abokan cinikinmu da kanmu rai. muna ci gaba da haɓaka samfuranmu kuma muna haɓaka sabis ɗinmu, cibiyar sadarwar tallace-tallace. Don haka, mun ƙaddamar da yanayin siyarwa na farko akan net a China, wanda shine kasuwancin kananun fakitin da ke kawowa tare da nau'ikan tsarin gudanarwa iri-iri. Ana fitar da samfuranmu ko'ina zuwa Koriya ta Kudu, Vietnam, Ostiraliya, Turai da Amurka ta Kudu, abokan cinikinmu sun ba da shawarar sosai. Mun nace a kan akidar gudanarwa "Kasuwa ita ce kamfas ɗinmu, Inganci shine rayuwarmu, Kiɗa shine ranmu". Amincewar abokan ciniki shine foda na gaba, gamsuwar su shine burinmu na gwagwarmaya.
Sabis na Abokin Ciniki:
Cibiyar sadarwar ƙungiyar asusun sabis ɗin abokin cinikinmu ta JIT a cikin Sin tana haɓaka da aiwatar da dabarun da aka ƙera don ingantacciyar wadatar abokan cinikinmu tare da sinadarai na masana'antu da na musamman.
Amfaninka:
● Sabis na abokin ciniki na tsakiya yana goyan bayan sauƙaƙe hanyoyin gudanarwa, yana haifar da lokaci da ceton farashi.
● Cibiyar sadarwarmu ta kasar Sin da hanyoyin samar da dabaru masu inganci suna tabbatar da cewa ana ba da sinadarai iri ɗaya ga abokan ciniki tare da wuraren masana'antu da yawa kuma suna ba da gudummawa ga tsaro cikin tsarawa da amincin matakai.
● Ayyukanmu suna ci gaba da ingantawa da daidaita su ga abokan cinikinmu 'canza tsarin da bukatun.
Maɗaukakin Sabis ɗin Sabis na Kimiyyar Kimiyya:
Sabis na dabaru na sinadarai ƙwararru ne kuma yakamata ya zama mafi girma a ƙarƙashin tsarin Majalisar Dinkin Duniya, musamman don jerin aji na DGR. Muna ba da mafita na musamman-manufa don haɓaka dabaru da ƙungiyar tattarawa da ta dace da sabis ɗin lakabi ga shugabannin mu. Babban tashar jiragen ruwa na kasar Sin tare da ɗakunan ajiyar sinadarai na DGR shine su yi aiki da sinadarai na musamman da kuma amfani da duk takardun dangi da abin ya shafa.
Ƙarfin rarraba mu ya haɗa da:
● Isarwa mai sauƙi, mafita mai hankali
● Duk wani abu daga jigilar dubunnan ton har zuwa mafi ƙarancin jigilar kayayyaki da ma samfuran samfuri.
● Girma - ajiya da jigilar foda da ruwa - motsi na kaya a cikin jirgi - foda da ruwa mai yawa
● Pharma, ciyarwa da ajiyar abinci zuwa ƙa'idodin da aka amince da su
● Abubuwan da aka keɓance ta sashin kasuwanci da rarrabuwar haɗari
● Ma'ajiya da sufuri da sarrafa zafin jiki
● Gudanar da farashi mai inganci
● Sake shiryawa, cika ganga, jakunkuna, yagewa da tipping
● Isar da abokin ciniki KPI akan aikin cikar bayarwa
Idan kuna sha'awar samun ƙarin ambato,
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FAQ
Q. Shin ku masana'anta ne ko kamfani na kasuwanci?
A. Mu masana'anta ne dake cikin birnin XUZHOU, lardin JIANGSU, kasar Sin.
Q. Duk launukan farashinsu ɗaya ne?
A.A'a, farashin ya bambanta ya dogara da rubutu, samuwa, Sinadaran da sauransu.
Q. Za ku iya samar da samfurori don duba inganci kafin yin oda?
A. Ana samun samfurori akan buƙata, amma abokin ciniki ya kamata ya biya farashin jigilar kaya.
Q. Akwai rangwame?
A. Rangwamen za a bayar da yawa.
Q. Yaya game da lokacin bayarwa?
A. Kimanin kwanaki 7-15 bayan an tabbatar da biyan kuɗi.
Q. Wane irin sharuɗɗan biyan kuɗi za ku iya karɓa?
A. Muna karɓar T/T, LC, Western Union da Paypal.
