Melting point :271 °C (lit.)
Boiling point :320 °C
Density :2.17g/cm3
storage temp. :2-8°C
solubility :aqueous acid: 1 - 2μl acetic acid per ml H₂Osoluble
form :powder
color :White or colorless
Specific Gravity :2.168
PH :9 (100g/l, H2O, 20℃)
Odor :Odorless
PH Range :9
Water Solubility :820 g/L (20 ºC)
Sensitive :Hygroscopic
Merck :14,8648
Stability :Stable. Incompatible with reducing agents, strong oxidizing agents, organics and other flammable materials, finely powdered metals. Contact with combustible material may lead to fire. Hygroscopic.
InChIKey :LPXPTNMVRIOKMN-UHFFFAOYSA-M
CAS DataBase Reference :7632-00-0(CAS DataBase Reference)
EPA Substance Registry System :

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H272 May intensify fire; oxidizer Oxidising liquids;Oxidising solids Category 2 Category 3 Danger Warning P210, P220, P221P280, P370+P378,P501 H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H400 Very toxic to aquatic life Hazardous to the aquatic environment, acute hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P220 Keep/Store away from clothing/…/combustible materials. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P273 Avoid release to the environment. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.