imikhiqizo

i-sodium nitrite usawoti Ukwenziwa Kwezimboni Ibanga Cas 7632-00-0EINECS Inombolo: 231-555-9

incazelo emfushane:

Ikakhulu esetshenziselwa ukukhiqizwa kwamakhemikhali e-nitro, ama-azo dyes, ama-mordants wokudaya indwangu, ama-bleaching agents, ama-ejenti okwelapha ukushisa kwensimbi kanye nomkhakha wemithi
Ukusetshenziswa okusemqoka komuthi, odayi, okokuvikela ukubola, i-antifreeze, ukwelashwa kwensimbi (ukuvimbela ukugqwala), izixhumanisi zemithi, izixhumi ze-pesticide, abasebenza ngopende, i-antifreeze, i-nitromethane, i-ethylene glycol.

I-sodium nitrite ivame ukusetshenziswa njenge-stabilizer kanye ne-additive embonini yokudla, futhi i-sodium nitrite nayo isetshenziswa njenge-bleaching agent kanye nodayi. Ingasetshenziselwa ukukhiqiza amadayi ayisisekelo, ama-acid dyes, amadayi aqondile, udayi wesibabule, i-diazo kanye nodayi we-azo. Okunye ukusetshenziswa kwe-nitrite ye-sodium kufaka phakathi ukukhiqizwa kwe-herbicides, i-organic pesticides, ukuphrinta ku-cast iron nensimbi, njenge-polymer inhibitors, i-antifreeze, izithambisi, ukucubungula iraba, uginindela nephepha, abahlanza izimboni nabendlu, futhi Khiqiza izinto zokusetshenziswa ze-caffeine ne-saccharin.

Impahla eluhlaza: I-Soda ash (i-ammonia, i-sodium carbonate)


  • Ifomula yamakhemikhali: NaNO2
  • Inombolo ye-CAS: 7632-00-0
  • Inombolo ye-EINECS :: 231-555-9
  • Ukubukeka: okuqinile okumhlophe noma okuphuzi okuncane
  • Ubuningi: 2.168 g / cm3
  • Iphuzu lokuncibilika: 271 ° C (520 ° F; 544 K) (ibola ngo-320 ° C)
  • Ukuhlanzeka :: 99.0%
  • WEIGHT :: 25.00kg
  • Indawo yokubilisa :: 320 ° C
  • Imininingwane Yomkhiqizo

    Amathegi Omkhiqizo

    Ukucaciswa

    Ukuhlukaniswa
    I-Nitrate
    Thayipha
    I-Sodium Nitrite
    CAS Cha
    7632-00-0
    Amanye Amagama
    i-nitrite
    MF
    NaNO2
    I-EINECS Cha.
    231-555-9
    IBanga elijwayelekile
    Ibanga Lasezimbonini, Ibanga Eliphendulayo
    Ukuhlanzeka
    99.0%
    Ukubukeka
    Amakristalu amhlophe, noma amakristalu aphuzi akhanyayo
    Isicelo
    Ibanga Lezimboni
    Inombolo Model
    i-sodium nitrite
    Iphuzu lokubilisa
    320 ° C
    Iphuzu lokuncibilika
    270 ° C
    Ubuningi
    2.2

    Sodium nitrite 21
    Sodium nitrate
    Sodium nitrite33

    Ukucaciswa

    Ukuhlukaniswa I-Nitrate
    Thayipha I-Sodium Nitrite
    CAS Cha 7632-00-0
    Amanye Amagama i-nitrite
    MF NaNO2
    I-EINECS Cha. 231-555-9
    IBanga elijwayelekile Ibanga Lasezimbonini, Ibanga Eliphendulayo
    Ukuhlanzeka 99.0%
    Ukubukeka Amakristalu amhlophe, noma amakristalu aphuzi akhanyayo
    Isicelo Ibanga Lezimboni
    Inombolo Model i-sodium nitrite
    Iphuzu lokubilisa 320 ° C
    Iphuzu lokuncibilika 270 ° C
    Ubuningi 2.2

    Imininingwane Yomkhiqizo: Q / YLB-2005-04

     

    Izinkomba Izinga likasawoti elihlanganisiwe Ibanga Lezimboni
    i-solium Nitrate (NaNO3)% ≥ 99.3 98.0
    i-solium nitrate (NaNO2okuqukethwe% ≤ 0.02 . 1.5
    I-chloride (Cl)% ≤ 0.3 ---
    Amanzi awancibiliki% ≤ 0.06 ---
    Umswakama% 1.8 ≤ 2
    Ukubukeka ikristalu elimhlophe ikristalu elimhlophe

     

    Sodium nitrite67
    Sodium nitrite78
    Sodium nitrite55
    Sodium nitrite444
    Sodium nitrite789
    Sodium nitrite89

    I-Sodium nitrite (NaNO₂) ingusawoti ongaphili owakhiwa yinhlanganisela ye-nitrite ion ne-sodium ion. I-sodium nitrite kulula ukuyidlulisa futhi iyancibilika emanzini nase-ammonia ewuketshezi. Isixazululo sayo samanzi sine-alkaline kanti i-pH yayo icishe ibe ngu-9. Iyancibilika kancane kumakhemikhali awuketshezi anjenge-ethanol, methanol ne-ether. I-sodium nitrite inokunambitheka okunosawoti futhi isetshenziselwa ukwenza usawoti wetafula mbumbulu. I-sodium nitrite izosabela nge-oxygen ukuze yakhe i-sodium nitrate lapho ivezwa emoyeni. Uma ishiswa ngaphezu kuka-320 ° C, izobola ukukhiqiza umoya-mpilo, i-nitrogen oxide ne-sodium oxide. Ukuthintana nezinto eziphilayo kulula ukukushisa nokuqhuma. Ngenxa yokunambitheka kwayo okunosawoti nentengo ephansi, ijwayele ukusetshenziselwa ukubuyisela usawoti wasetafuleni okungenangqondo lapho kwenziwa ukudla okungekho emthethweni. Ngenxa yokuthi i-sodium nitrite inobuthi, ukudla okuqukethe usawoti wezimboni kuyingozi kakhulu kubantu nase-carcinogenic.

    Izakhiwo zomzimba nezamakhemikhali

    amakristalu amhlophe noma aphuzi kancane, amandla adonsela phansi athile i-2.168 (at 20 ° C), ancibilika kalula emanzini, i-ammonia ewuketshezi, encibilika kancane kwi-methanol, i-ethanol, i-ethyl ether, ne-hygroscopic kakhulu.

    Inhloso nokupakisha

    Ikakhulu esetshenziselwa ukukhiqizwa kwamakhemikhali e-nitro, ama-azo dyes, ama-mordants wokudaya indwangu, ama-bleaching agents, ama-ejenti okwelapha ukushisa kwensimbi kanye nomkhakha wemithi

    Igama lenkomba

    Umkhiqizo omuhle kakhulu

    Umkhiqizo osezingeni lokuqala Umkhiqizo ofanelekile

    Umkhiqizo ofanelekayo

    I-sodium nitrite (ngesisekelo esomile),% ≥

    99.0

    98.5

    98.0

    I-nitrate ye-sodium (ngesisekelo esomile),% ≤

    0.80

    1.00

    1.90

    I-chloride (ngesisekelo esomile),% ≤

    0.10

    0.17

    ---

    Umswakama,% ≤

    1.8

    2.0

    2,5

    Into engancibiliki amanzi (ngesisekelo esomile),% ≤

    0.05

    0.06

    0.10

    Sodium nitrite235
    Sodium nitrite00
    Sodium nitrite667

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