Melting point :-47 °C
Boiling point :140-148 °C
Density :1.353 g/mL at 25 °C(lit.)
vapor pressure :95Pa at 20℃
refractive index :n20/D 1.368(lit.)
RTECS :ED2280000
Flash point :183 °F
storage temp. :Store below +30°C.
form :Liquid
color :Clear light yellow to yellow-brown
Water Solubility :reacts
Sensitive :Moisture Sensitive
BRN :3686177
Exposure limits :ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3 Stability :Stable, but moisture sensitive. Incompatible with water, moist air, metals, strong oxidizing agents. Store under dry atmosphere.
EPA Substance Registry System :Borate(1-), bis(acetato-.kappa.O)difluoro-, hydrogen fluoride (1:2:1), (T-4)- (373-61-5)

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 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:	P270 Do not eat, drink or smoke when using this product. 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. 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.