A ranar 24 ga watan Agusta, Japan ta bude fitar da ruwan datti da hatsarin nukiliyar Fukushima ya gurbata zuwa tekun Pacific.A halin yanzu, dangane da bayanan jama'a na TEPCO a watan Yuni 2023, najasa da aka shirya don fitarwa ya ƙunshi: ayyukan H-3 kusan 1.4 x10⁵Bq / L;aikin C-14 shine 14 Bq / L;I-129 shine 2 Bq / L;Ayyukan Co-60, Sr-90, Y-90, Tc-99, Sb-125, Te-125m da Cs-137 shine 0.1-1 Bq / L. A wannan batun, mun mayar da hankali ba kawai a kan tritium ba. Ruwan sharar nukiliya, amma kuma akan yuwuwar haɗarin sauran radionuclides.TepCO kawai ya bayyana jimillar α da jimillar bayanan ayyukan rediyoaktif na β na gurɓataccen ruwa, kuma bai bayyana bayanan tattara bayanai na ultra-uranium nuclides masu guba kamar su Np-237, Pu-239, Pu-240, Am-240, Am- 241, Am-243 da CM-242, wanda kuma yana daya daga cikin manyan kasadar aminci ga fitar da gurbataccen ruwa na nukiliya zuwa cikin teku.
Gurbacewar muhalli gurɓatacce ne, da zarar an samar da shi zai yi mummunan tasiri ga mazaunan da ke kewaye.Bugu da kari, idan kafofin watsa labarai na halitta ko watsawa a kusa da tushen rediyoaktif sun gurbata ta hanyar radionuclide, ana iya yada shi daga ƙaramin matakin zuwa babban matakin ta hanyar sarkar abinci kuma a ci gaba da haɓaka cikin tsarin watsawa.Da zarar wadannan gurbatacciyar iska ta shiga jikin mutum ta hanyar abinci, za su iya taruwa a jikin dan Adam, wanda hakan na iya yin tasiri ga lafiyar dan Adam.
Don rage ko guje wa cutar da bayyanar da hasken rana ga jama'a da kuma kare lafiyar jama'a iyakar iyaka, "Ka'idojin Tsaro na kasa da kasa don Kariyar Radiation da Tsaron Radiation" ya nuna cewa hukumomin da suka cancanta sun tsara matakin ma'anar radionuclides a cikin abinci. .
A kasar Sin, an tsara ma'auni masu dacewa don gano yawancin radionuclids gama gari.Ma'auni don gano abubuwan rediyoaktif a cikin abinci sun haɗa da GB 14883.1 ~ 10- -2016 "Ma'aunin Tsarin Abinci na Ƙasa: Ƙaddamar da abubuwan rediyoaktif a cikin Abinci" da GB 8538- -
2022 "National Standard for Food Safety Shan Halitta Ruwan Ma'adinai", GB / T 5750.13- -2006 "Radioactive Index for Standard Inspection Hanyoyi don Ruwan Sha", SN / T 4889- -2017 "Ƙaddarar γ Radionuclide a Fitar High-gishiri Abinci Abinci ", WS / T 234- -2002" Ma'auni na Abubuwan Radiyo a cikin Abinci-241", da dai sauransu
Hanyoyin gano radionuclide da kayan aunawa a cikin abinci gama gari a cikin ma'auni sune kamar haka:
| Yi nazarin aikin | kayan aikin nazari | Sauran kayan aiki na musamman | misali |
| α, β babban aiki | Ƙananan bango α, β counter | GB / T5750.13- -2006 Fihirisar Radiyo na daidaitattun hanyoyin Gwajin don Gida da Ruwan Sha | |
| tritium | Ƙarƙashin ƙashin bayan fage ruwa scintillation counter | Organotritium-carbon samfurin shiri na'urar; Triitium taro tattara na'urar a cikin ruwa; | GB14883.2-2016 Ƙaddamar da Hydrogen-3 na Rediyoactive Material a cikin Abinci, Matsayin Ƙasa don Tsaron Abinci |
| Strontium-89 da strontium-90 | Ƙananan bango α, β counter | GB14883.3-2016 Ƙaddamar da Strr-89 da Strr-90 a cikin Ma'aunin Tsaro na Abinci na Ƙasa | |
| Adventitia-147 | Ƙananan bango α, β counter | GB14883.4-2016 Ƙaddamar da Abubuwan Radiyo a cikin Abinci-147, Matsayin Ƙasa don Tsaron Abinci | |
| Polonium-210 | spectrometer | Wutar lantarki | GB 14883.5-2016 Ƙaddamar da Polonium-210 a cikin Ma'auni na Ƙasa don Tsaron Abinci |
| Rum-226 da radium-228 | Radon Thorium Analyzer | GB 14883.6-2016 Ka'idodin Tsaron Abinci na Ƙasa | |
| Halitta thorium da uranium | Spectrophotometer, gano uranium analyzer | GB 14883.7-2016 Ƙaddamar da dabi'ar Thorium da Uranium a matsayin Abubuwan Radiyo a Ma'aunin Tsaro na Abinci na Ƙasa | |
| Plutonium-239, plutonium-24 | spectrometer | Wutar lantarki | GB 14883.8-2016 Ƙaddamar da plutonium-239 da plutonium-240 abubuwan rediyoaktif a cikin Ma'aunin Tsaron Abinci na Ƙasa |
| Iodine - 131 | Babban tsaftar germanium γ spectrometer | GB 14883.9-2016 Ƙaddamar da Iodine-131 a cikin Abinci, Matsayin Ƙasa don Tsaron Abinci |
shawarwarin samfur
kayan aunawa
Ƙarƙashin bango αβ counter
Brand: kernel machine
Lambar samfur: RJ 41-4F
Bayanin samfur:
Flow nau'in ƙananan baya α, kayan aunawa β galibi ana amfani dashi don samfuran muhalli, kariya ta radiation, magani da lafiya, kimiyyar noma, shigo da fitarwa da duban kayayyaki, binciken ƙasa, tashar makamashin nukiliya da sauran filayen cikin ruwa, samfuran halittu, aerosol, abinci. , magani, ƙasa, dutsen da sauran kafofin watsa labarai a cikin jimlar α jimlar β ma'aunin.
Kariyar garkuwar gubar mai kauri a cikin ɗakin ma'aunin yana tabbatar da ƙarancin baya, babban aikin ganowa don ƙananan samfuran ayyukan rediyo, kuma ana iya daidaita tashoshi 2,4,6,8,10.
Babban-tsarki germanium γ makamashi spectrometer
Brand: kernel machine
Lambar samfur: RJ46
Bayanin samfur:
RJ 46 dijital high tsarki germanium low bango spectrometer yafi hada da sabon high tsarki germanium low bango spectrometer.The spectrometer yana amfani da yanayin karanta abin da ya faru don samun kuzari (amplitude) da bayanin lokaci na siginar fitarwa na mai gano HPGe da adana shi.
spectrometer
Brand: kernel machine
Lambar samfur: RJ49
Bayanin samfur:
An yi amfani da fasahar ma'aunin makamashi na Alpha makamashi da kayan aiki sosai a cikin kimanta muhalli da kiwon lafiya (kamar thorium aerosol aunawa, binciken abinci, lafiyar ɗan adam, da sauransu), binciken albarkatun (uranium tama, mai, iskar gas, da sauransu) da tsarin ƙasa. bincike (kamar albarkatun ruwa na ƙasa, tallafin ƙasa) da sauran fannoni.
RJ 494-tashar Alpha spectrometer kayan aikin semiconductor ne na PIPS mai zaman kansa wanda Shanghai Renji Instrument Co., Ltd ya haɓaka. Na'urar tana da tashoshi na α guda huɗu, kowannensu ana iya auna su a lokaci ɗaya, wanda zai iya rage ƙimar gwajin da sauri kuma ya sami sauri. sakamakon gwaji.
Ƙarƙashin ƙashin bayan fage ruwa scintillation counter
Marka: HIDEX
Lambar samfur: 300SL-L
Bayanin samfur:
Liquid scintillation counter wani nau'i ne na kayan aiki masu mahimmanci waɗanda aka fi amfani da su don ingantacciyar ma'auni na rediyoaktif α da β nuclides a cikin kafofin watsa labarai na ruwa, kamar radioactive tritium, carbon-14, iodine-129, strontium-90, ruthenium-106 da sauran nuclides.
Ruwa radium analyzer
Marka: PYLON
Samfura: AB7
Bayanin samfur:
Pylon AB7 Mai Rarraba Radiyo Mai Kula da Radiyo shine ƙarni na gaba na kayan aikin matakin dakin gwaje-gwaje waɗanda ke ba da sauri da ingantaccen ma'aunin radon.
Sauran kayan aiki na musamman
Triitium taro tattara na'urar a cikin ruwa
Marka: Yi Xing
Lambar samfur: ECTW-1
Bayanin samfur:
Ƙaddamar da tritium a cikin ruwan teku yana da ƙananan ƙananan, ko da mafi kyawun kayan aikin ganowa ba za a iya auna ba, sabili da haka, samfurori da ƙananan baya suna buƙatar pretreatment, wato, hanyar maida hankali na electrolysis.ECTW-1 tritium electrolytic tara wanda kamfaninmu ya samar ana amfani da shi ne don haɗakar da tritium na electrolytic a cikin ƙananan ruwa, wanda zai iya tattara samfuran tritium a ƙasa da iyakokin ganowa na injin walƙiya na ruwa har sai an iya auna shi daidai.
Organotritium-carbon samfurin shiri na'urar
Marka: Yi Xing
Lambar samfur: OTCS11/3
Bayanin samfur:
OTCS11 / 3 Organic tritium carbon samfurin na'urar yana amfani da ka'idar Organic samfurori a karkashin high zafin jiki hadawan abu da iskar shaka konewa a high zafin jiki aerobic yanayi don samar da ruwa da carbon dioxide, don gane da samar da tritium da carbon-14 a nazarin halittu samfurori, dace da m jiyya, Counter scintillation na ruwa don auna ayyukan tritium da carbon-14.
Wutar lantarki
Marka: Yi Xing
Lambar samfur: RWD-02
Bayanin samfur:
RWD-02 wani spectrometer α ne wanda Shanghai Yixing Electromechanical Equipment Co., Ltd. ya haɓaka bisa shekaru na samfurin pretreatment gwaninta.An ƙera shi don shirye-shiryen samfuran bincike na bakan makamashi na α, kuma ya dace da maganin nukiliya da bincike na radioisotope da filin aikace-aikace.
spectrometer α yana ɗaya daga cikin mahimman kayan aikin dakin gwaje-gwaje na bincike na radiation kuma yana iya yin nazarin nuclides tare da lalata α.Idan yana da mahimmanci don samun daidaitattun sakamakon bincike, mataki mai mahimmanci shine yin samfurori.RWD-02 electrodeposition er yana da sauƙi don aiki, wanda ya sauƙaƙe tsarin samar da samfurin, yin samfurori guda biyu a lokaci guda kuma inganta ingantaccen samfurin shirye-shiryen.
Lokacin aikawa: Oktoba-31-2023