14402-88-1
C10H12N2O8MgNa2•2H2O
394.55
| Ukutholakala: | |
|---|---|
Incazelo Yomkhiqizo
I-EDTA-MgNa2 · 2H2O iwuhlobo lwe-dihydrate lwe-magnesium disodium ethylenediaminetetraacetate, ngokuvamile ebizwa ngokuthi i-EDTA magnesium, i-EDTA-Mg, i-magnesium disodium EDTA noma i-chelated magnesium EDTA.
Kule nhlanganisela yokuhlanganisa, i-ion eyodwa ye-magnesium ibanjwe ngaphakathi kwe-EDTA ligand, kuyilapho ama-ion amabili e-sodium ebhalansisa ukushaja. Umkhiqizo ngokuvamile uhlinzekwa njengempushana ecwebezelayo emhlophe encibilika emanzini futhi isetshenziswa ngokuyinhloko njengomthombo we-magnesium echelated kumanyolo oncibilika emanzini, ukwakheka kwamahlamvu, amasistimu okuvundisa kanye nokwakheka okukhethiwe kobuchwepheshe.
I-Magnesium ihlukaniswa njengesakhi sesibili sesitshalo esikhundleni se-micronutrient. Yi-athomu emaphakathi ku-molecule ye-chlorophyll futhi ibamba iqhaza ekusebenzeni kwe-enzyme kanye nokusetshenziswa kwezitshalo okuvamile.
Imikhiqizo yezentengiselwano echazwa njenge-EDTA-MgNa2 kungenzeka ingabi nayo yonke into efana ncamashí ne-hydration. Ngakho-ke abathengi kufanele baqinisekise ifomula yamangqamuzana, okuqukethwe umswakama, isisekelo sokubika se-magnesium nenqwaba yamanje Isitifiketi Sokuhlaziya ngaphambi kokuqhathanisa izingcaphuno.
Into |
Incazelo |
|---|---|
Igama lomkhiqizo |
I-Magnesium Disodium EDTA Dihydrate |
Isifinyezo esivamile |
EDTA-MgNa2·2H2O |
Amanye amagama |
I-EDTA magnesium, i-magnesium EDTA, i-magnesium disodium EDTA, i-EDTA-Mg |
Inombolo ye-CAS yokuhweba evamile |
14402-88-1 |
Enye i-hydrate CAS esetshenziswa amanye amakhathalogi |
194491-32-2 |
Ifomula ye-dihydrate |
C10H12MgN2Na2O8·2H2O |
Isisindo se-molecular of dihydrate |
Cishe 394.53 g/mol |
I-anhydrous coordination-isalt molecular weight |
Cishe 358.50 g/mol |
Ukubukeka |
I-crystalline powder emhlophe |
Izinga elijwayelekile le-magnesium yokuhweba |
Cishe u-5.5–6.5%, kuncike ebangeni nesisekelo sokubika |
I-pH evamile |
Cishe i-6.0-7.5 yesisombululo se-aqueous esingu-1%. |
Ukuncibilika |
Ancibilikayo emanzini; qinisekisa ukugxilisa ingqondo okudingekile nokucaca |
Ukusetshenziswa okuyinhloko kwezohwebo |
Umthombo we-magnesium ye-Chelated wokwenza umanyolo nobuchwepheshe |
Inombolo ye-CAS kanye nencazelo ye-hydration eboniswe ku-SDS ingahluka phakathi kwabahlinzeki. Ukucaciswa kokuthenga namadokhumenti okuthumela kufanele kusebenzise ubunikazi obubodwa obungaguquki ngaphakathi.
Umehluko phakathi kwesibalo se-anhydrous kanye nesibalo se-dihydrate sithinta ngokuqondile isisindo samangqamuzana esibikiwe kanye nephesenti lethiyori ye-magnesium.
Usawoti wokuhlanganisa i-anhydrous unesisindo se-molecular cishe esingama-358.50 g/mol futhi uqukethe cishe u-6.78% wetiyori ye-magnesium ngesisekelo se-anhydrous. I-dihydrate ekahle inesisindo samangqamuzana esicishe sibe ngu-394.53 g/mol futhi iqukethe cishe u-6.16% we-theoretical magnesium njengoba ihlinzekiwe.
Ngakho-ke, imiphumela emibili ebonakala ihlukile ingase ichaze into efanayo ezisekelweni ezihlukene:
'Mg lapho okomile' ayifaki isilinganiso samanzi esilinganisiwe.
I-'Mg njengoba ihlinzekiwe' ihlanganisa amanzi akhona emkhiqizweni wentengiso.
'Chelated Mg' kufanele ikhombise i-magnesium ekhonjiswe ukuthi ihlotshaniswa ne-ejenti eshiwoyo emenyezelwe.
'Ingqikithi ye-Mg' ingase ihlanganise kokubili i-chelated ne-non-chelated magnesium.
Ukuze uthole iziqhathaniso zabahlinzeki-mpahla ezinengqondo, cela wonke umphakeli ukuthi asho ifomu le-hydration, indlela yokuhlola kanye nesisekelo sokubika.
Amanani alandelayo ayizithenjwa ezijwayelekile zokuthenga esikhundleni sokucaciswa kwe-AOZUN jikelele. Imikhawulo yokugcina kufanele iqinisekiswe ku-TDS esebenzayo kanye neqoqo le-COA.
Ipharamitha |
Ireferensi yokuthengwa kwempahla ejwayelekile |
Kungani kubalulekile |
Ukubukeka |
I-crystalline powder emhlophe |
Ubunikazi obuyisisekelo kanye nokuhlolwa kokungcola |
I-magnesium ehlanzekile |
5.5–6.5% |
Iqinisekisa izinga le-magnesium elethiwe |
i-pH, isixazululo esinamanzi esingu-1%. |
6.0–7.5 |
Ithinta ukwakheka nokuhambisana nesicelo |
Indaba engancibiliki emanzini |
≤0.10% |
Ibalulekile oketshezini olucacile, izihlungi kanye nemibhobho yesifutho |
Ukuncibilika kwamanzi |
Isixazululo esicacile noma esicishe sicace ekuhlanganiseni kokuhlolwa okuvunyelwene ngakho |
'Ukuncibilika emanzini' kukodwa akuchazi ukugxila okusebenzisekayo |
Umswakama noma ukulahlekelwa lapho omiswa |
Ngokuqondene nebanga |
Kuyadingeka ukuze kuhunyushwe imiphumela ye-assay ne-magnesium |
Ingxenye ye-Chelated |
Ukucaciswa okuvunyelwene kanye nendlela eqinisekisiwe |
Ihlukanisa i-chelate yangempela nenhlanganisela elula ebonakalayo |
Okuqukethwe kwe-sodium |
Bika uma ukwakhiwa kwe-sodium kubalulekile |
Kuyafaneleka ezinhlelweni ezijikelezayo futhi ezizwela usawoti |
Usayizi wezinhlayiya |
Ngokuqondene nomthengi |
Ithonya ukuhlakazeka kanye nokwenza uthuli |
Landelela izakhi noma izinsimbi ezisindayo |
Imakethe- kanye nesicelo-ethize |
Iyadingeka ukuze kulawulwe ukuhambisana nokwakhiwa |
I-COA okuvunyelwene ngayo kufanele isho ngokucacile ukuthi umphumela ngamunye ukalwa njengokunikeziwe noma ubalwa ngokomile.
I-EDTA iyi-multidentate ligand exhumanisa i-ion ye-magnesium ngokusebenzisa ama-athomu amaningana abanikeli. Lokhu kudala inkimbinkimbi ye-magnesium–EDTA encibilikayo futhi kunciphisa inani le-magnesium engaxakile etholakala ngokushesha ukuze isabele ngezingxenye ezingahambelani. Lokho kuhlanganiswa okulawulwayo kuyisizathu esisebenzayo abenzi bamafomula bakhetha i-EDTA-Mg kunosawoti we-magnesium ongahlanganisiwe ezinhlelweni ezikhethiwe.
I-Chelation ayenzi i-magnesium ingathinteki ngokuphelele endaweni yayo. Ukuziphatha kwe-EDTA-Mg kuncike ku-pH, ukuhlanjululwa, izinga lokushisa, amandla e-ionic, amanye ama-ligand nama-ion ensimbi aqhudelanayo.
I-EDTA yakha izakhi eziqinile ezinezinsimbi eziningana, okuhlanganisa insimbi, ithusi kanye ne-zinc, kunange-magnesium. Ingxube egxilile equkethe ama-ion ensimbi ahlobene kakhulu angadala ukushintshaniswa kwensimbi. Lokhu kungashintsha ukutholakala kwe-magnesium, umbala wesixazululo, ukucaca noma isimo se-chelation sezinye izakhi.
Ukuhlolwa kokuhambisana kwelabhorethri kufanele kuqedwe ngaphambi kokukhiqizwa kwezentengiselwano.
I-Magnesium inemisebenzi eminingana ebalulekile ezitshalweni:
Ithatha indawo emaphakathi ku-molecule ye-chlorophyll.
Isekela i-photosynthesis nokudluliswa kwamandla.
Inomthelela ekusebenzeni kwezinhlelo eziningi zama-enzyme.
Ibamba iqhaza ku-phosphate ne-carbohydrate metabolism.
Iyahamba phakathi kwesitshalo, ngakho izimpawu zokushoda zivame ukuvela kuqala emaqabunga amadala.
Ukushoda kwe-Magnesium kungaveza i-interveinal chlorosis, lapho izicubu phakathi kwemithambo yamaqabunga ziba phuzi kuyilapho imithambo ihlala iluhlaza. Izimpawu ezifanayo zingase futhi zibangelwa ukulimala kwezimpande, ukungalingani kwe-pH, usawoti noma ukuphikiswa kwezinye izakhi. Ngakho-ke izincomo zomanyolo kufanele zisekelwe enhlabathini, emanzini noma ekuhlaziyeni izicubu esikhundleni sombala wamaqabunga wodwa.
I-EDTA-Mg ingase ifakwe kumanyolo wamaqabunga lapho umenzi wefomula edinga umthombo we-magnesium oncibilikayo emanzini. Izinga layo eliphansi le-insoluble-matter lingasiza ukuvikela izihlungi nokufutha imibhobho lapho ukwakheka okuqediwe kuhlakazwa kahle futhi kuhlunga.
Ukugxila kokugcina kokufuthwa kufanele kusungulwe ngokuhlolwa okuqondene nezitshalo ezithile. Ukugxila ngokweqile, ikhwalithi yamanzi engafaneleki, izinga lokushisa eliphezulu noma ukufakwa ngaphansi kokukhanya kwelanga okunamandla kungase kwenyuse ingozi yokulimala kwamaqabunga.
Umkhiqizo ungafakwa ezinhlelweni zikamanyolo ezilethwa nge-drip irrigation noma ezinye izinhlelo zokuvundisa. Ngaphambi kokusetshenziswa, abaklami kufanele bahlole ubulukhuni bamanzi omthombo, i-alkalinity, i-pH kanye nokuba khona kwe-phosphate, i-carbonate, i-silicate noma ama-ion ensimbi ancintisanayo.
Ungacabangi ukuthi ukuzinza kwisixazululo sokunisela esihlanjululwe kuqinisekisa ukuzinza ethangini lesitoko eligxilile.
I-EDTA-Mg ingase isetshenziswe ekwakhiweni kwe-hydroponic lapho ukulethwa kwe-magnesium okulawulwayo nokuncibilika kwamanzi kubalulekile. I-Magnesium, i-calcium, i-potassium kanye nosawoti ophelele kufanele kulinganiswe ndawonye ngoba ukugxila ngokweqile kwe-cation eyodwa kungathinta ukumuncwa kwabanye.
Ezinhlelweni ezijikelezayo, i-sodium eyethulwa usawoti we-disodium kufanele futhi ibhekwe ekulinganisweni kwezakhi zesikhathi eside.
I-EDTA-Mg ingangezwa ku-NPK encibilika emanzini kanye nezinhlanganisela zomanyolo ezikhethekile. Ukusatshalaliswa kwezinhlayiyana okulinganayo, ukuvikelwa komswakama kanye nokuhambisana nezinye izingxenye kufanele kuhlolwe ngaphambi kokwenyusa.
Umkhiqizo akufanele uthathwe njengokushintshwa okuqondile kokukodwa kuya kokukodwa kwe-magnesium sulfate noma i-magnesium nitrate ngoba ukugxila kwe-magnesium nama-ion ahambisana nawo ahlukile.
I-EDTA-Mg ingase ilungele uketshezi olucacile noma amasistimu kamanyolo omisiwe lapho umkhiqizo uncibilika ekuhlanganiseni okudingekile futhi uhlale uzinzile kuyo yonke ishelufu elihlosiwe.
Ukuhlola ukuzinza okusheshisiwe kufanele kufake:
Isitoreji esinezinga lokushisa eliphansi neliphezulu
Friza–ncibilikisa ukuchayeka lapho kufanele khona
Isixazululo ukucaca kanye sediment
ukukhuphuka kwe-pH
Ukushintsha umbala
I-Assay kanye nokugcinwa kwe-chelated-magnesium
Ukuhambisana nokupakishwa
Amamaki e-reagent noma obuchwepheshe angasetshenziswa ocwaningweni, ekuhlanganiseni kokuhlaziya noma kwezimboni okudinga ngokukhethekile inkimbinkimbi ye-magnesium–EDTA. Ukufaneleka kufanele kusekelwe esimisweni esiqondene nohlelo lokusebenza.
Izinto zebanga lezolimo noma zezimboni akumele kuthiwe zihlangabezana nezidingo zokudla, ezemithi, ezijovwayo noma zokuxilonga.
Isici |
EDTA-MgNa2·2H2O |
I-Magnesium sulfate |
I-Magnesium Nitrate |
Ifomu le-Magnesium |
I-EDTA-chelated magnesium |
Usawoti we-magnesium ongafakiwe |
Usawoti we-magnesium ongafakiwe |
Ukugxila kwe-Mg okujwayelekile |
Cishe u-6%, kuya ngebanga |
Iphakeme kune-EDTA-Mg |
Iphakeme kune-EDTA-Mg |
Umsoco owengeziwe |
Asikho isidingo se-sulphur noma i-nitrogen |
Ihlinzeka ngesibabule |
Inikeza i-nitrate nitrogen |
Inzuzo enkulu |
Ifomu le-chelated elilawulwayo lokwakheka okukhethiwe |
Umthombo we-magnesium ngobuningi bomnotho |
Umthombo we-magnesium ne-nitrogen oncibilikayo kakhulu |
Umkhawulo oyinhloko |
Izindleko eziphakeme kanye nokuminyana kwe-Mg ephansi |
Kwangathi ingafanelani nayo yonke ingxube egxilile |
Ingeza i-nitrate nitrogen futhi ine-hygroscopic eyengeziwe |
Ifaneleka kakhulu |
Ukwakhiwa okukhethekile kwe-chelated, imikhiqizo ye-foliar kanye nezinhlelo ezinembile zezakhi |
Ukulungiswa okujwayelekile kwe-magnesium kanye nokunikezwa kwesibabule |
Amafomula adinga kokubili i-magnesium ne-nitrate nitrogen |
I-EDTA-Mg akuwona ngokuzenzakalelayo umthombo we-magnesium ongcono kakhulu waso sonke isilimo noma ukwakheka. I-Magnesium sulfate ivame ukonga kakhulu ekulungiseni okukhulu kwe-magnesium, kuyilapho i-EDTA-Mg ikhethwa lapho ifomu le-chelated linikeza ukwakheka okukhethekile noma inzuzo yohlelo lokusebenza.
Cha. Imikhiqizo inamaphesenti ahlukene e-magnesium eyisisekelo, izisindo zamangqamuzana, izinto zokubala nokuziphatha kokwakheka.
Ukushintshwa kufanele kubalwe kusuka enanini elidingekayo le-magnesium elemental:
Inani lomkhiqizo elidingekayo = I-magnesium eyisisekelo eqondiwe ÷ Ingxenyana ye-magnesium yomkhiqizo
Isibalo kufanele sisebenzise inani eliqinisekisiwe le-magnesium elisuka ku-COA yamanje, hhayi inani lethiyori elikopishwe kusizindalwazi esijwayelekile.
Ukushintsha i-magnesium sulfate nakho kususa isulfure efomini. Ukushintsha i-magnesium nitrate kushintsha ibhalansi ye-nitrogen. Ngakho-ke ukwakheka okuphelele komsoco kufanele kubalwe kabusha.
Izimo ezine-asidi kakhulu noma ezine-alkaline enamandla zingashintsha ukuziphatha okuyinkimbinkimbi kanye nokuzinza kwezinye izithako zokwakheka. Linganisa i-pH ngemva kokuba zonke izingxenye zengezwe ngenxa yokuthi amanani e-pH yempahla eluhlaza angabikezeli isixazululo sokugcina se-pH.
Insimbi engafakiwe, ithusi, i-zinc namanye ama-ion ensimbi angaqhudelana ne-magnesium ku-EDTA. Le ngozi ibaluleke kakhulu ezixazululweni zesitoko esigxilile.
Noma nini lapho kunokwenzeka, sebenzisa ama-trace trace e-chelated aqinisekisiwe futhi ugweme ukushiya ama-ion ensimbi amaningi ku-concentrate.
I-Phosphate ne-carbonate ingakha usawoti ongancibiliki kahle nge-magnesium yamahhala ngaphansi kwezimo ezingezinhle. I-Chelation ingase inciphise ukuxhumana okusheshayo, kodwa ayiqedi izingozi ezidalwe yi-dilution, izinguquko ze-pH noma ukushintshaniswa kwensimbi.
Ukuqina, i-bicarbonate alkalinity, izinsimbi ezincibilikisiwe kanye nosawoti kungashintsha ukusebenza komkhiqizo. Amanzi enziwe i-deioned, reverse-osmosis noma amanzi alawulwa ngenye indlela angase akhetheke ekwakhiweni koketshezi okugxilile.
Umkhiqizo oncibilika ngokushesha ekugxiliseni okuphansi ungase uncibilike kancane esixazululo esibandayo noma esigxile kakhulu. Qinisekisa isikhathi sokuqedwa, ukugxila okuphezulu okusebenzayo kanye nokuzinza kwezinga lokushisa eliphansi.
Isinyathelo sokuqala esisebenzayo sokuhlola ilabhorethri yilena:
Shaja isitsha sokuxuba cishe ngama-50-70% amanzi adingekayo.
Qala ukuyaluza okumaphakathi futhi uqinisekise izinga lokushisa lokuqala lamanzi kanye ne-pH.
Engeza i-EDTA-MgNa2·2H2O kancane kancane kunokulahla ubuningi obugcwele ngesikhathi esisodwa.
Hlanganisa kuze kube yilapho ikhambi selicacile futhi akukho lutho olungancibilikisiwe olusele.
Engeza ezinye izingxenye ezihlakazeke ngokugcwele eyodwa ngesikhathi.
Gwema ukuthintana okuqondile phakathi kwe-EDTA-Mg egxilile nosawoti ogxilile ongahambelani.
Lungisa i-pH yokugcina kuphela ngemva kokuba izithako eziyinhloko sezincibilikisiwe.
Faka amanzi asele bese uxuba ukuze ufane.
Hlola ukubukeka, i-pH, ukuminyana nokuziphatha kokuhlunga.
Qedela ukuhlolwa kwembiza nokuzinza ngaphambi kokukhiqiza okuphelele.
Lokhu kulandelana kungumhlahlandlela wokuthuthukiswa kokwakhiwa, hhayi umyalo wokukhiqiza ojwayelekile. Inqubo yangempela kufanele iqinisekiswe ifomula eqediwe kanye nemishini.
Igama lomkhiqizo, inombolo ye-CAS, ifomula nencazelo ye-hydration kufanele ivumelane kuyo yonke ikhotheshini, i-TDS, i-SDS, i-COA, ilebula nemibhalo yezokuthutha.
Buza ukuthi ingabe umphakeli ubika ingqikithi ye-Mg, i-Mg encibilika emanzini, i-chelated Mg noma inhlanganisela yalawa manani. Qinisekisa futhi ukuthi ingxenye ye-chelated ikalwa kanjani.
Umphumela obalwe ngokomile awukwazi ukuqhathaniswa ngokuqondile nomphumela obikwe njengonikeziwe. Idatha yomswakama noma yokulahlekelwa-on-omiswe kufanele ibuyekezwe nge-assay ye-magnesium.
Esikhundleni sokucela kuphela 'i-water-soluble,' cacisa:
Ukugxila kokuhlola
Izinga lokushisa lamanzi
Izinga lamanzi
Isikhathi sokuxuba
Ukucaca okwamukelekayo
Ubuningi bezinsalela ezinganyibiliki
I-EDTA-MgNa2 yethula i-sodium ekwakhekeni. Lokhu kungase kube nendaba ezitshalweni ezingezwani nesodium, amanzi anosawoti noma amasistimu e-hydroponic ajikelezayo.
Isampula kufanele imele ibanga lezohwebo elihlongozwayo. Hlola ukuqedwa, ukuhlunga, i-pH, ukuhambisana nokuzinza kwesitoreji ngaphambi kokugunyaza ukuthunyelwa kwenqwaba.
Umphakeli oqeqeshiwe we-EDTA-MgNa2·2H2O kufanele akwazi ukuhlinzeka ngamadokhumenti asebenza ebangeni elinikeziwe:
Ishidi Ledatha Yezobuchwepheshe
Ishidi Ledatha Yezokuphepha
Isitifiketi Sokuhlaziywa Kweqoqo
Ukucaciswa komkhiqizo
Isitatimende sezwe lokusuka lapho sidingeka
Ulwazi lokupakisha
I-Shelf-life noma isiqondiso sokuhlola kabusha
Izitatimende zokulawula noma zokuthobelana ezihambisana nemakethe yendawo
Ukungcola okwengeziwe noma ukuhlolwa kwe-trace-metal uma kuvunyelwana
Umthengi kufanele aqinisekise ukuthi imibhalo ibhekisela ebangeni elifanayo kanye nefomu le-hydration. Ukucaciswa kwekhathalogi yelabhorethri yokuhlanzeka okuphezulu akumele kuthathelwe indawo incazelo yomkhiqizo wezolimo ngobuningi ngaphandle kokubuyekezwa kobuchwepheshe.
Ibanga lezolimo lenzelwe ukukhiqiza umanyolo noma izicelo zokondleka kwezitshalo. Izilawuli ezibalulekile ngokuvamile zihlanganisa i-chelated magnesium, ukunyibilika kwamanzi, i-pH, into engancibilikiyo kanye nokungcola okufanelekile.
Ibanga lobuchwepheshe lingase lifanele ukwakheka kwezimboni lapho ukusebenza okuqondene nohlelo lokusebenza kubaluleke kakhulu kunokuhlanzeka kwezinga le-reagent. Izindlela zokuhlola ezidingekayo nemikhawulo yokungcola kufanele kuvunyelwane ngayo ngaphambi kokuthenga.
Okubalulekile kwe-reagent-grade ngokuvamile kunobunikazi obuqinile kanye nezidingo zokuhlola futhi kungase kunikezwe ngamaphakheji amancane. Ibanga le-reagent alisho ngokuzenzakalelayo izinga lemithi, ukudla noma lomjovo.
Ungayisebenzisi i-EDTA-Mg yezolimo noma yobuchwepheshe ekudleni, izithako zokudla, imithi, imijovo noma emikhiqizweni yezokwelapha ngaphandle uma izinga eliqondile lenziwe ngokucacile, lihlolwe futhi ligunyazwe ngokomthetho ukuze lisetshenziswe.
Ukuthobelana kuncike emkhiqizweni, ukusetshenziswa okuhlosiwe, umthamo, imakethe yendawo kanye nemithethonqubo yamanje.
Iphakheji elijwayelekile lokuthekelisa yisikhwama senethi esingama-25 kg esinomugqa wangaphakathi ongazwani nomswakama. Abanye osayizi bephakheji bangase batholakale ngemvume.
Gcina i-EDTA-MgNa2·2H2O:
Ephaketheni layo lokuqala, elivalwe ngci
Endaweni epholile futhi eyomile
Kude nemvula, ilanga eliqondile kanye nomswakama oweqile
Kude namakhemikhali angahambelani
Kumaphalethi ahlanzekile naphansi
Ngezikhwama ezilimele ezihlukanisiwe ukuvimbela ukungcola
Phinda unamathisele amaphakheji asetshenziswe ingxenye ngokushesha ngoba ukulandwa komswakama kungabangela ukugoqa futhi kungashintsha ukuhlola okunikezwayo.
Impilo yeshelufu kufanele ithathwe ku-AOZUN TDS esebenzayo noma ikhotheshini kunokuthi ithathwe kumkhuba womkhakha ojwayelekile.
Ngaphambi kokuphatha umkhiqizo, funda i-SDS yamanje ehlinzekwe nenqwaba.
Izilawuli ezinconyiwe zendawo yokusebenza ngokuvamile zihlanganisa:
Amagilavu okuzivikela afanelekile
Izibuko zokuphepha noma izibuko zamakhemikhali
Ukulawula uthuli lwasendaweni noma ukungena komoya owanele
Inhlanzeko enhle yezimboni
Ukugwema ukuhogela uthuli oluphuma emoyeni
Ukugeza isikhumba esivele ngemuva kokuphatha
Ukuvimbela ukukhishwa okungalawuleki kumadrayini noma emanzini angaphezulu
Izinto ezomile ezichithiwe kufanele ziqoqwe ngendlela enciphisa ukukhiqizwa kothuli. Ukulahlwa kufanele kulandele izimfuneko zendawo kanye ne-SDS esebenzayo.
Ukuhlukaniswa komanyolo, ama-agent avunyelwe ukuchela, izimemezelo zezakhi, imikhawulo yokungcola, izimfuneko zokulebula nokubhaliswa ziyahluka phakathi kwezimakethe.
Isibonelo, ezinye iziphathimandla ziphatha i-magnesium njengesakhi sesibili futhi zidinga ama-chelating agents noma izingxenyana ze-chelated ukuze zihlonzwe ngezindlela zokuhlaziya ezigunyaziwe. Igama lomkhiqizo lilodwa aliqinisekisi ukuthobela imithetho.
Ngaphambi kokungenisa noma ukwakha i-EDTA-MgNa2·2H2O, qinisekisa:
Isicelo esihlosiwe
Izwe okuyiwa kulo
Ukuhlukaniswa komkhiqizo
Isimemezelo esidingekayo somsoco
Itemu eyamukelwayo yomenzeli we-chelating
Izindlela zokuhlola ezidingekayo
Imikhawulo yokungcola
Ulimi lokulebula
Izibopho zokubhalisa noma zesaziso
I-AOZUN isekela abathengi be-B2B ngokuqondisa ibanga lezentengiso nezimfuneko zekhasimende zobuchwepheshe nezokusebenza.
Usekelo olutholakalayo lungase luhlanganise:
Ukubuyekezwa kwezicaciso ngaphambi kwekhotheshini
Iqoqo le-COA nemibhalo ye-SDS
Ukuhlolwa kwesampula kommeleli
Khipha izinketho zokupakisha
Ubukhulu benqwaba nokuhlelwa kokuthunyelwa
Ukuxhumana kobuchwepheshe kokuqedwa nokuhlola ukuhambisana
Usekelo lwamapharamitha ekhwalithi achazwe ngumthengi
Amanani okugcina, amadokhumenti, osayizi bephakheji kanye nezidingo zokuhambisana kufanele kuqinisekiswe kwikhotheshini ye-AOZUN kanye nencazelo yokuthengisa.
Ukuze uthole ikhotheshini esheshayo nenembe kakhulu, hlinzeka:
Igama lomkhiqizo: EDTA-MgNa2·2H2O
Isicelo esihlosiwe
Ukucaciswa kwe-magnesium edingekayo
Ukuthi imiphumela kumele ibikwe njengenikeziwe noma yomile
Ingxenye edingekayo ye-chelated
i-pH kanye nemikhawulo ye-insoluble-matter
Usayizi wephakheji odingekayo
Inani lesivivinyo kanye nesidingo sonyaka
Imbobo okuyiwa kuyo noma ikheli lokulethwa
Amadokhumenti adingekayo
Izinga lokulawula elisebenzayo
Isheduli yokulethwa kwethagethi
Cha. I-Disodium EDTA iwusawoti we-sodium we-EDTA ngaphandle kwe-ion ye-magnesium echelated ngaphambili. I-EDTA-MgNa2 iqukethe i-magnesium edidiyelwe yi-EDTA futhi isetshenziswa uma i-magnesium–EDTA complex idingeka ngokuqondile.
I-dihydrate ekahle iqukethe cishe u-6.16% we-theoretical magnesium. Imininingwane yezentengiselwano ivamise ukuwa cishe ku-5.5–6.5%, kuya nge-hydration, ubumsulwa kanye nesisekelo sokubika. Ngaso sonke isikhathi sebenzisa inani eliqinisekisiwe le-COA ekubaleni ukubunjwa.
Cishe u-358.50 g/mol isisindo semolekyuli yosawoti wokuhlanganisa i-anhydrous. I-dihydrate ekahle ilinganiselwa ku-394.53 g/mol. Ezinye izingosi zolwazi ziklelisa ifomula ye-anhydrous ngisho noma umkhiqizo wokuhweba unamanzi e-hydration.
I-EDTA-Mg yezentengiso ngokuvamile ichazwa ngokuthi inyibilika emanzini, kodwa ukunyibilika okusebenzisekayo kuncike ekugxiliseni ingqondo, izinga lokushisa, izinga lamanzi nezinye izithako ezikhona. Cacisa ukuhlolwa okusebenzayo kokuqedwa nokucaca esivumelwaneni sokuthenga.
Hhayi ngokuzenzakalelayo. Ingqikithi ye-magnesium ne-chelated magnesium yimingcele yekhwalithi ehlukene. Ingxenye ye-chelated kufanele iqinisekiswe ngendlela yokuhlaziya okuvunyelwene ngayo.
Ukuhambisana kufanele kuhlolwe. Ngenxa yokuthi i-EDTA yakha izakhiwo eziqinile ezinezinsimbi ezimbalwa eziqhudelanayo kune-magnesium, izinsimbi ezingahlanganisiwe ekwakhekeni okugxilile zingadala ukushintshaniswa kwe-ligand.
Ingahlinzeka nge-magnesium kwamanye amafomula, kodwa ayithatheli indawo eyodwa kuya kokunye. Inani le-magnesium kufanele libalwe kabusha, futhi ukulahleka kwesulfure ku-magnesium sulfate kufanele kubhekwe.
Ingase ifaneleke lapho ukulayishwa kwe-sodium, ibhalansi ye-magnesium, i-pH, imisoco encintisanayo kanye nokuzinza kwesixazululo sesitoko kuhlolisisiwe. Kunconywa ukuhambisana okuncane nokulingwa kwezitshalo.
Alikho inani eliphelele. Inani elifanele lincike esitjalweni, esigabeni sokukhula, ubunzima bokuntula, indlela yokufaka isicelo, izinga lamanzi kanye nemithetho yendawo. Beka uhlelo ekuhlaziyweni kwenhlabathi, amanzi noma izicubu kanye nezeluleko ezifanelekile ze-agronomic.
Cha. Impahla yezolimo noma yobuchwepheshe akufanele isetshenziselwe izicelo zokudla, ukwenza imithi, umjovo noma ezokwelashwa ngaphandle uma izinga elinikeziwe lifaneleka ngokucacile futhi ligunyazwe ngokomthetho ukuthi lisetshenziswe.
Xhumana ne-AOZUN ngokucaciswa kwakho okuhlosiwe, isicelo, ubungako, indawo oya kuyo kanye nezidingo zemibhalo.
Kumaphrojekthi wokwenza, faka ukugxilisa kwakho kwe-magnesium okufunayo, i-pH yesisombululo, amanye ama-ion ensimbi kanye nokugxiliswa kwesixazululo sesitoko esilinganiselwe. Lolu lwazi lusiza ekunqumeni ukuthi ibanga elihlongozwayo kufanele liqhubekele ekuhlolweni kwesampula kanye nokuhlolwa kwezentengiso.
okuqukethwe akunalutho!