Impushana yekristalu emhlophe ephuzi
7632-00-0
I-NaNO2
68.995
231-555-9
| Ukutholakala: | |
|---|---|
DESCRIPTION
| NAME | I-Sodium Nitrite | ||
| Usuku lokukhiqiza | Juni 20, 2022 | Inombolo yeqoqo. | QD20220620 |
| Usuku Lokuhlaziya | Juni 20, 2022 | Usuku Lokuphelelwa Isikhathi | Izinyanga ezingama-24 |
| UMPHUMELA WOKUHLAZIYA | |||
| ITEM | UMPHUMELA WOKUHLOLA | ||
| Okuqukethwe kwe-sodium nitrite (kubalwa ngesisekelo esomile)% | 98.6 | ||
| Okuqukethwe kwe-nitrate ye-sodium (kubalwa ngesisekelo esomile)% | 1.0 | ||
| Ikhonithi ye-chloride(NaCl) (ibalwa ngesisekelo esomile)% | 0.082 | ||
| Okuqukethwe kokungancibiliki emanzini (kubalwa ngesisekelo esomile)% | 0.017 | ||
| Umswakama % | 0.8 | ||
| Ukubukeka komkhiqizo | Ikristalu ecolekile emhlophe enophuzi kancane | ||
| Iphakheji kanye nophawu lokuhweba | Ngesikhwama sepulasitiki esilukiwe sangaphandle, nesikhwama sepulasitiki esimhlophe sangaphakathi | ||
| Umphumela | Ikhwalithi yokuqala | ||
Izivimbelakuvunda zokudla
I-sodium nitrite isetshenziswa kakhulu njenge-stabilizer kanye nesengezo embonini yokudla. Inemiphumela elwa namagciwane futhi ingavimbela ukukhula kwamagciwane ayingozi namabhaktheriya e-pathogenic. I-sodium nitrite isetshenziselwa ukulondolozwa kwezinhlanzi ezibhemayo kanye nenyama yesidlo sasemini. Ingavimbela imikhiqizo yenyama ekubangeleni i-botulism, isifo esiyingozi esibangelwa ubuthi be-botulinum ekudleni. Njengamanje, i-US Food and Drug Administration igunyaze ukuthi ukusetshenziswa kwe-sodium nitrite ekudleni akufanele kudlule izingxenye ze-200 ngesigidi.
Ukwelashwa kwezifo
Ngaphezu kokucubungula ukudla, i-sodium nitrite nayo inokusetshenziswa okuthile emkhakheni wezokwelapha. I-American Heart, Lung, and Blood Association ithole ukuthi ukugxila okuphansi kwe-sodium nitrite kungasetshenziswa ukwelapha izifo. Umbiko we-National Academy of Sciences e-United States uthi ukusetshenziswa isikhathi eside ngesilinganiso esiphansi se-sodium nitrite kungalungisa ukujikeleza kwegazi ezithweni zangemuva zamagundane. Ucwaningo luphinde luphakamise ukuthi inhlanganisela yezinga eliphansi le-sodium nitrite yokudla kanye ne-nitrate ye-sodium ingaphatha isifo senhliziyo ngokuqinisa noma ukulungisa imithambo yegazi eyonakele.
Izingulube namadayi
I-sodium nitrite nayo isetshenziswa njenge-ejenti yokuxubha kanye nodayi. Ingasetshenziselwa ukukhiqiza odayi be-alkaline, odayi abane-asidi, odayi abaqondile, odayi be-sulfide, odayi be-diazo kanye no-azo. Odayi be-sodium nitrite bangacasula uhlelo lokuphefumula, amehlo, nesikhumba, ngakho-ke ukuqapha kufanele kusetshenziswe ngesikhathi sokusebenza. Ukungena kwalesi sakhi kungabangela ubuthi, futhi ukushisisa kanye nezinto ezivuthayo kungaholela ezingozini zokuqhuma.
I-sodium nitrite ingusawoti we-inorganic otholakala ku-nitrous acid, obonakala njenge-crystalline powder encibilika kalula emanzini. Isebenza njengesilondolozi, isithuthukisi sombala, kanye ne-reagent yamakhemikhali ekudleni nasezimweni zezimboni.
Isetshenziswa kakhulu ekwelapheni inyama ukuvimbela amagciwane, ekukhiqizeni udayi ukuze kuthuthukiswe umbala, njenge-corrosion inhibitor ezinhlelweni zamanzi, nasemithini yemithi yokuhlanganiswa kwezithako ezisebenzayo.
Ngamanani alawulwayo (isb, kufika ku-200 ppm nge-FDA ngayinye), ivimbela ngokuphephile i-botulism kanye nokonakala emikhiqizweni eselashiwe; nokho, ukudla ngokweqile kungaba yingozi empilweni, ngakho ukunamathela eziqondisweni kubalulekile.
Gcina ezitsheni ezingangeni moya, ezingangenwa umswakama emazingeni okushisa angaphansi kuka-25°C, kude nezinto ezingahambelani; ngaphansi kwezimo ezinhle, igcina ukusebenza kahle iminyaka engu-2-3.
Nakuba kungaqinisekisiwe ukusetshenziswa kwe-organic, izinga eliphansi ekwakhiweni kwemvelo kungenzeka uma kuthobela izindinganiso zesifunda; ezinye izindlela ezifana nempushana yesilimo esidliwayo esinamagatsha anamanzi zinikeza imiphumela etholakala ku-nitrite yokulebula okuphilayo.
I-sodium nitrite (NaNO₂) inikeza isenzo esisheshayo se-antimicrobial sokwelapha, kuyilapho i-nitrate ye-sodium (NaNO₃) iguqulela ku-nitrite enyameni, ihlinzeka ngokulondolozwa kwesikhathi eside; zombili zisetshenziswa synergistically ekudleni.
Kungaba nomthelela ekungcolisweni kwe-nitrate uma kungasetshenziswa kahle emanzini angcolile, kodwa ukulinganisa okufanele ekwelashweni kunciphisa izingozi ze-eutrophication, okusekela izinqubo zezimboni ezizinzile.
Ngezinsiza ezinwetshiwe noma iseluleko esiqondene nohlelo lokusebenza, imihlahlandlela yethu inikeza ukujula okwengeziwe.
Unentshisekelo Yokufunda Kabanzi Nge-Sodium Nitrite?
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