I-oksijeni-18 amanzi
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Xhumana nathiImininingwane
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