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DEUTERIUM OXIDE CAS 7789-20-0

DEUTERIUM OXIDE CAS 7789-20-0

 

  • Magaca alaabta:

    DEUTERIUM OXIDE CAS 7789-20-0

  • Darajo:

    Pharmaceutical/food/Industrial grade

  • Guryaha:

    colorless  liquid

  • Baakad:

    200kg/drum

  • MOQ:

    1 kilo

  • Kaydinta:Meel qallalan oo qabow
  • Nolosha shelf:2 sano


Faahfaahin

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Sharaxaada Alaabta

Deuterium oxide (D2O) is a 100% isotopically enriched NMR (Nuclear Magnetic Resonance) solvent. It is widely employed in high resolution NMR studies. Various thermodynamic properties (such as intermolecular vibrational frequencies, energy of the hydrogen bond, free energy, enthalpy and entropy) of liquid deuterium oxide have been evaluated. Ionization constant for D2O (in the range of 5-50°C), pK values (at 25°C) and enthalpy, entropy, heat capacity change (for the dissociation of D2O) have been reported.

 

Codsiga

Deuterium oxide is used in nuclear magnetic resonance spectroscopy (NMR). It is also useful in the identification of labile hydrogens. As a source of deuterium, it is utilized for preparing specifically labeled isotopologs of organic compounds. It is often used as a substitute for water in the analysis of proteins in solution by using fourier transform infrared spectroscopy (FTIR). It finds application in certain types of nuclear reactors and in tritium production.

Faa'iidooyinka

Waxaan leenahay warshado badan oo tayo sare leh oo leh iskaashi qoto dheer, kuwaas oo ku siin kara alaab tayo sare leh iyo qiimo tartan leh. Waxaan sidoo kale ku siin karnaa qiimo-dhimis iibsasho badan. Oo waxaanu la shaqaynaa shirkado badan oo soo gudbiya xamuulka, waxaanu u gaarsiin karnaa alaabta si badbaado leh oo qumman gacmahaaga. Waqtiga bixinta waa qiyaastii 3-20 maalmood kadib xaqiijinta lacag bixinta.

 

Tilmaamid
Product Name: DEUTERIUM OXIDE
Synonyms: WATER-D2;WATER, HEAVY;DEUTERIUM OXIDE, "100" (MIN. 99.96 ATOM% D);Deuterium oxide "100%" >99.98 Atom % D;Deuterium oxide >99.92 Atom % D;Heavy water, Water-d2;Deuterium oxide Ultra-D;Deuterium oxide, Heavy water, Water-d2
CAS: 7789-20-0
MF: D2O
MW: 20.03
EINECS: 232-148-9
Product Categories: Deuterium oxide;
Mol File: 7789-20-0.mol
DEUTERIUM OXIDE Structure
 
DEUTERIUM OXIDE Chemical Properties
barta dhalaalaysa  3.8 °C(lit.)
Barta karkarinta  101.4 °C
cufnaanta  1.107 g/mL at 25 °C
cadaadiska uumiga  27.464hPa at 25℃
index refractive  n20/D 1.328(lit.)
Fp  101.4°C
heerkulka kaydinta.  Store below +30°C.
qaab  Dareere
pka pK (25°) 14.955 (molarity scale); 16.653 (mole fraction scale): A. K. Covington et al., J. Phys. Chem. 70, 3820 (1966)
midab  Colorless
PH 7 (H2O, 20℃)

 

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Luuqadaha lagu hadlo: Ingiriis.

 

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