Melting point :62-63 °C(lit.)
Density :0.953 g/mL at 25 °C
refractive index :n20/D 1.456
Flash point :1 °F
storage temp. :2-8°C
solubility :Miscible with terahydrofuran, acetonitrile, dimethyl sulfoxide and organic solvents.
form :Solution
color :Clear light greenish to brown
Water Solubility :Insoluble in water.
Sensitive :Hygroscopic
Merck :14,9187
BRN :3570522
Exposure limits :ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3 CAS DataBase Reference :429-41-4(CAS DataBase Reference)
EPA Substance Registry System :1-Butanaminium, N,N,N-tributyl-, fluoride (429-41-4)

Symbol(GHS):
Signal word:	Warning
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 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. 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.