Melting point :28 °C (lit.)
Boiling point :217 °C/150 mmHg (lit.)
Density :1.097 g/mL at 25 °C (lit.)
vapor density :3.6 (vs air)
vapor pressure :<0.98 atm ( 100 °C)
refractive index :n20/D 1.477(lit.)
Flash point :280 °F
storage temp. :2-8°C
solubility :H₂O: 1 M at 20 °C, clear, colorless
form :Viscous Liquid or Low Melting Solid
color :APHA: ≤15
Specific Gravity :1.09
PH :11.0-12.0 (25℃, 1M in H2O)
pka :8.88(at 25℃)
Odor :Mild ammoniacal; faint, fishy; characteristic.
explosive limit :2.1-10.6%(V)
Water Solubility :MISCIBLE
Sensitive :Hygroscopic
λmax :λ: 260 nm Amax: 0.04
λ: 280 nm Amax: 0.02 Merck :14,3107
BRN :605315
Exposure limits :TLV-TWA 3 ppm (～13 mg/m³) (ACGIH).
Dielectric constant :2.8（25℃）
Stability :Stable. Incompatible with carbon dioxide, strong acids, strong oxidizing agents. Deliquescent.
InChIKey :ZBCBWPMODOFKDW-UHFFFAOYSA-N
LogP :-2.46 at 25℃
CAS DataBase Reference :111-42-2(CAS DataBase Reference)
IARC :2B (Vol. 77, 101) 2013
NIST Chemistry Reference :Diethanolamine(111-42-2)
EPA Substance Registry System :Diethanolamine (111-42-2)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
Precautionary statements:	P202 Do not handle until all safety precautions have been read and understood. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313 IF exposed or concerned: Get medical advice/attention.