Melting point :250°C (dec.)
Boiling point :-78.5°C (rough estimate)
Density :0.894 g/mL at 25 °C
vapor pressure :0Pa at 25℃
refractive index :n20/D 1.39
Flash point :70 °F
storage temp. :Flammables area
solubility :Soluble in ethanol, ether
form :Powder
Specific Gravity :0.894
color :white to off-white
Water Solubility :It reacts vigorously with water.
Hydrolytic Sensitivity :7: reacts slowly with moisture/water
Sensitive :Moisture Sensitive
Exposure limits :ACGIH: STEL 1000 ppm
OSHA: TWA 1000 ppm(1900 mg/m3)
NIOSH: IDLH 3300 ppm; TWA 1000 ppm(1900 mg/m3) Stability :Stable, but highly flammable. Reacts violently with water. Contact with damp air may lead to heating of the solid, which could in turn ignite it, or materials with which it is in contact. Incompatible with air, water, moisture, acids, acid chlorides, acid anhydrides, oxidizing agents, reducing agents.
LogP :-0.3 at 25℃
CAS DataBase Reference :917-58-8(CAS DataBase Reference)
EPA Substance Registry System :Potassium ethoxide (917-58-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H251 Self-heating; may catch fire Self-heating substances and mixtures Category 1 Danger H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:	P235 Keep cool. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.