Melting point :204.7 °C(lit.)
Boiling point :254 °C(lit.)
Density :2.75 g/mL at 25 °C(lit.)
vapor pressure :22.8hPa at 153.8℃
Flash point :248.2°C
storage temp. :no restrictions.
solubility :Soluble in alcohol, hydrochloric acid, carbon tetrachloride and chloroform.
form :powder
color :Yellow
Specific Gravity :2.75
Water Solubility :Soluble in water, alcohol, HCl, and Carbon tetrachloride.
Sensitive :Moisture Sensitive
Merck :14,6557
CAS DataBase Reference :10026-12-7(CAS DataBase Reference)
EPA Substance Registry System :Niobium chloride (NbCl5) (10026-12-7)

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 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. 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.