Home Categories Inorganic chemistry Deuterium oxide
A3222912

Deuterium oxide , 99atom%D , 7789-20-0

Synonym(s):
Deuterated water;Deuterium oxide;Heavy water;Water-d2

CAS NO.:7789-20-0

Empirical Formula: D2O

Molecular Weight: 20.03

MDL number: MFCD00044636

EINECS: 232-148-9

Pack Size Price Stock Quantity
25G RMB239.20 In Stock
100G RMB799.20 In Stock
1KG RMB7519.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 3.8 °C(lit.)
Boiling point: 101.4 °C
Density  1.107 g/mL at 25 °C
vapor pressure  27.464hPa at 25℃
refractive index  n20/D 1.328(lit.)
Flash point: 101.4°C
storage temp.  Store below +30°C.
pka pK (25°) 14.955 (molarity scale); 16.653 (mole fraction scale): A. K. Covington et al., J. Phys. Chem. 70, 3820 (1966)
form  Liquid
color  Colorless
Relative polarity 0.991
PH 7 (H2O, 20℃)
Water Solubility  Miscible with water.
Sensitive  Moisture Sensitive
Merck  14,2940
Dielectric constant 78.3(25℃)
Stability: Stable. Hygroscopic.
InChIKey XLYOFNOQVPJJNP-ZSJDYOACSA-N
CAS DataBase Reference 7789-20-0(CAS DataBase Reference)
EPA Substance Registry System Water-d2 (7789-20-0)

Description and Uses

Deuterium Oxide is used to prepare specifically labelled isotopologs of organic compounds.

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P271-P280
Safety Statements  24/25
WGK Germany  3
RTECS  ZC0230000
3-10
TSCA  Yes
HS Code  2845 10 00
Hazardous Substances Data 7789-20-0(Hazardous Substances Data)

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