Sodium iodide / cas 7681-82-5 / nai

Incazelo emfushane:

I-Sodium iodide (NAI) imvamisa i-crystalline emhlophe eqinile. Imvamisa kutholakala njengezinhlamvu ezingenamibala noma ezimhlophe noma i-powder.

I-Sodium iodide ilulaza kakhulu emanzini futhi inambitha onosango. Ngendlela yako emsulwa, ayinayo iphunga elinamandla.

Lapho kuvezwa umswakama noma umoya, imunca amanzi futhi ingahle ivele kancane noma i-clumpy.


Imininingwane Yomkhiqizo

Amathegi Omkhiqizo

Ukuchazwa Komkhiqizo

Igama lomkhiqizo: i-sodium iodide

I-CAS: 7681-82-5

MF: Nai

MW: 149.89

Ama-EINEC: 231-679-3

Iphuzu elincibilikayo: 661 ° C (Lit.)

Iphuzu elibilayo: 1300 ° C

Ubuningi: 3.66

Ubuningi be-Vapor:> 1 (vs Air)

Ingcindezi yeVapor: 1 HPA (767 ° C)

I-Index Resuactive: 1.7745

FP: 1300-1304 ° C

Umbala: I-crystalline emhlophe noma i-powder

UMerck: 14,8631

Ukucacisa

Into yokuhlaziywa -Vamile Umphumela wokuhlaziywa
Ukubonakala I-crystalline emhlophe noma i-powder I-crystalline emhlophe noma i-powder
Ngalokho ≥99% 99.23%
Nisela ≤0.5% 0.1%
Chloride ≤0.5% <0.5%
Insimbi esindayo ≤10 ppm <10 ppm
Isinqe ≤0.04% <0.04%
Usawoti we-barium Kufanele ivumelane nayo Kuvumelana
Iodate Kufanele ivumelane nayo Kuvumelana
I-Alkalinity Kufanele ivumelane nayo Kuvumelana
Ukucacisa nombala wesixazululo Kufanele ivumelane nayo Isixazululo sicace futhi singenamibala

Isicelo

I-1, i-sodium iodide yakhiwa nge-sodium carbonate noma i-sodium hydroxide kanye nokusabela kwe-hydrogen iodate reaction, kwakhiqizwa isixazululo esiqinile esimhlophe, kwavela isisombululo esiqinile, anhydrous, amanzi amabili namanzi amahlanu.

2, i-sodium iodide CAS 7681-82-5 isetshenziswa njengento eluhlaza ye-iodine futhi isetshenziswa kwezokwelapha nasezithombeni.

3, isixazululo se-acid of sodium iodide ne-iodate yesizukulwane se-hydrogen sikhombise ukuncishiswa.

I-4, nge-sodium iodide reagent, i-palladium, iplatinamu kanye nokuzimisela kwe-tallium kokulandela umkhondo.

I-5, i-iodine ye-cosolvent (i-sodium iodide kukhambi lamanzi nge-iodine lezakhiwo, ezandayo ze-iodine soubelity),

I-6, i-sodium iodide yokukhiqiza intengo esetshenziswe njengemithi, i-latex kanye nokulungiswa kwezithombe ezibonakalayo zekristalu.

 

Isicelo sezokwelapha: I-Sodium iodide isetshenziswa kakhulu emkhakheni wezokwelapha, ikakhulukazi emithini yenuzi. Isetshenziswa njenge-radiopharmaceutical yokucabanga kwe-thyroid. I-Sodium iodide ebizwa nge-iodine ye-radioactive (efana ne-I-123 noma i-I-131) ilawulwa iziguli ukuthola noma ukuphatha izifo ze-thyroid, kufaka phakathi i-hyperthyroidism kanye nezinhlobo ezithile zomdlavuza we-thyroid.
 
Amakhemikhali wamakhemikhali: Elebhu, i-iodium iodide isetshenziswa njenge-realent yokusabela okuhlukahlukene kwamakhemikhali, kufaka phakathi ukuhlanganiswa kwe-organic kanye nomthombo wama-iodide ion.
 
Ukuthwebula izithombe: I-Sodium iodide isetshenzisiwe kwinqubo yezithombe phambilini, ikakhulukazi lapho kulungiswa izinhlobo ezithile ze-emulsion yezithombe.
 
Imboni yokudla: Kwesinye isikhathi isetshenziswa njengomthombo we-iodine kusawoti we-Iodised ukuvikela ukuntuleka kwe-iodine kubantu.
 
I-Analytical Chemistry: I-Sodium iodide ingasetshenziswa ezivivinyweni nezinqubo ezahlukahlukene kumakhemikhali wokuhlaziya, kufaka phakathi njengengxenye kwezinye izindawo.
 
Isicelo sezimboni: Ingasetshenziswa nakwezinye izinqubo zezimboni, kufaka phakathi ukukhiqizwa kwamanye ama-iodides.

Mayelana nokuhamba

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Ukuthutha

Mayelana nokukhokha

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ukukhokha

Isishuqulu

1 kg / isikhwama noma i-25 kg / isigubhu noma ama-50 kg / isigubhu noma ngokuya ngesidingo samakhasimende.

Ukubeka

Egcinwe endaweni yokugcina umoya enomoya.

 

I-Sodium iodide (NAI) kufanele igcinwe kahle ukuze ilondoloze ukuqina kwayo futhi ivikele ukonakala. Nazi ezinye izinkombandlela zokugcina i-sodium iodide:
 
Isitsha:Gcina i-sodium iodide esitsheni esivaliwe ukuze ukhiphe umswakama nomoya. Ngokujwayelekile ingilazi noma iziqukathi eziphakeme ze-polyethylene (HDPE) ziyasetshenziswa.
 
Imvelo:Gcina isitsha endaweni epholile neyomile kude nokukhanya kwelanga okuqondile nemithombo yokushisa. Ukushisa ngokweqile kanye nomswakama kungadala ukumuncwa komswakama nokuhamba.
 
Lokushisa:I-Sodium iodide igcinwa kahle kakhulu emazingeni okushisa asekamelweni (cishe ngo-20-25 ° C). Gwema ukuyigcina ezindaweni ngokushintshashintsha kwezinga lokushisa.
 
Intshiseko igesi:Uma kungenzeka, gcina i-sodium iodide ngaphansi kwegesi ye-inert (efana ne-nitrogen) ukunciphisa ukubekezelela ukuvezwa komswakama nomoya-mpilo.
 
Ilebula:Faka ilebula iziqukathi ngegama lamakhemikhali, okuhlushwa, kanye nanoma yiluphi ulwazi lokuphepha olufanele.
 
Izindlela zokuphepha:Landela noma imiphi imihlahlandlela ethile yokuphepha enikezwe ngumenzi noma umphakeli, futhi uqinisekise ukuthi isitoreji sihambisana nemithetho yendawo ephathelene nezinto eziyingozi.

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