Melting point :52-54 °C (lit.)
Boiling point :173 °C (lit.)
Density :1.241 g/mL at 25 °C (lit.)
vapor density :5.07 (vs air)
vapor pressure :1.03 mm Hg ( 25 °C)
refractive index :1.5434
Flash point :150 °F
storage temp. :2-8°C
solubility :0.08g/l
form :Crystals
Specific Gravity :1.2417
color :White
PH :7 (0.06g/l, H2O, 20℃)
Odor :Aromatic.
explosive limit :1.7-5.9%(V)
Water Solubility :insoluble
Merck :14,3057
BRN :1680023
Henry's Law Constant :1.88 at 25 °C (continuous flow sparger, Sproule et al., 1991)
Exposure limits :TLV-TWA 75 ppm (～450 mg/m³) (MSHA, OSHA, and NIOSH); IDLH 1000 ppm (NIOSH).
Dielectric constant :2.8（53℃）
Stability :Stable. Combustible. Incompatible with strong oxidizing agents, aluminium and its alloys, some plastics.
LogP :3.37 at 25℃ and pH7
CAS DataBase Reference :106-46-7(CAS DataBase Reference)
IARC :2B (Vol. Sup 7, 73) 1999
NIST Chemistry Reference :Benzene, 1,4-dichloro-(106-46-7)
EPA Substance Registry System :p-Dichlorobenzene (106-46-7)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H351 Suspected of causing cancer Carcinogenicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P202 Do not handle until all safety precautions have been read and understood. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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.