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I-oksijeni-18 amanzi

  • Inombolo yekilasi lengozi nencazelo: Akuyona ingozi
  • Inombolo kamazisi ye-UN Akufaneleki
  • Inombolo ye-CAS 14314-42-2

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Xhumana nathi

Imininingwane

Ukwakhiwa kwe-Isotope
O-18 98 athomu%
O-17 I-athomu engu-1
O-16 I-athomu engu-1
Isivivinyo Ukucaciswa Umphumela Wokuhlola Indlela/Inkomba
I-Conductivity ≤5µS/cm 1.4 I-conductometer
Ubumsulwa >99.9 99.93 /
pH 44355 6.1 pH imitha
Ingqikithi ye-organic carbon 0.1 I-TOCanalyzer
I-Deuterium ≤ 0.015%at 0.015 I-FT-IR
I-Endotoxin 112 I-LAL
I-Micro Organism 1 9215B
F ≤ 0.5mg/L 0.1 IC
Cl ≤ 0.5mg/L 0.02 IC
U-Br ≤ 0.5mg/L 0.1 IC
NO3 ≤ 0.5mg/L 0.077 IC
I-SO4 ≤ 0.5mg/L 0.01 IC
Zn ≤ 0.5mg/L 0.1 I-ICP
Nge ≤ 0.5mg/L 0.1 I-ICP
Fe ≤ 0.5mg/L 0.1 I-ICP
Kakade ≤ 3mg/L 0.1 I-ICP
K ≤ 0.5mg/L 0.1 I-ICP
Lokho ≤ 1mg/L 0.1 I-ICP
Mg ≤ 0.5mg/L 0.1 I-ICP

Izakhiwo zomzimba namakhemikhali

Isimo somzimba Uketshezi
Ukubukeka Uketshezi
Isisindo samangqamuzana 20.02 g/mol (Ilebula)
Umbala Ezingenambala
Iphoyinti lokuncibilika 0 °C
Iphuzu lokuqanda 0 °C
Iphuzu elibilayo 100 °C (212 °F) - kukhanyisiwe
Amandla adonsela phansi / ukuminyana okuthile 1 g/ml ku-3.98 °C

incazelo yomkhiqizo

Amanzi e-Oxygen-18 athuthukisiwe asetshenziswa njengethagethi evinjwa ngebhomu ngosizo lwe-cyclotron noma i-accelerator eqondile ukuze kukhiqizwe i-Flourine-18. I-Flourine-18 ihlanganiswe ibe yi-2-deoxy-2- 18 F-β-D-glucopyranose(18 F-FDG) okuyi-molecule kashukela ene-radiolabelled esetshenziswa ku-PET (Positron emission tomography) ukuze kutholwe amasayithi e-glucose metabolism engajwayelekile kanye neyendawo. -ukwenziwa kwezinhlobo eziningi zezimila. Namuhla i-18 F-FDG iyi-PET radiopharmaceutical esabalele futhi eyimpumelelo. 18 I-F-FDG iyi-analogue yeglucose, ijovwa ku-vivo bese i-18 F-FDG ithuthwa isuka egazini iye ezicutshini ngendlela efana neglucose. Amaseli amunca i-FDG njengeglucose kodwa awakwazi ukugaywa. Inzuzo ebaluleke kakhulu ye-FDG-PET ukuthi isiza ukuchaza ngokunembile isigaba nezindawo zezifo eziphindelelayo ezinhlotsheni eziningi zomdlavuza.

incazelo2

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