o-Xylene

Melting point :-26--23 °C (lit.)
Boiling point :143-145 °C (lit.)
Density :0.879 g/mL at 20 °C (lit.)
vapor density :3.7 (vs air)
vapor pressure :<0.1 atm ( 21.1 °C)
refractive index :n20/D 1.505(lit.)
Flash point :90 °F
storage temp. :Store below +30°C.
solubility :water: partially soluble0.1705 g/L at 25°C
pka :>15 (Christensen et al., 1975)
form :Solid or Crystalline Powder
color :Yellow to beige
Odor :Benzene-like; characteristic aromatic.
Odor Threshold :0.38ppm
explosive limit :1.0-7.6%(V)
Water Solubility :Sparingly soluble in water. (0.2g/L)
Thermal Conductivity :0.1299 W/(m·K) at 25 ℃
λmax :λ: 288 nm Amax: 1.00
λ: 300 nm Amax: 0.40
λ: 325 nm Amax: 0.05
λ: 350-400 nm Amax: 0.01 Merck :14,10081
BRN :1815558
Henry's Law Constant :14.0 at 45.00 °C, 16.4 at 50.00 °C, 19.0 at 55.00 °C, 21.3 at 60.00 °C, 26.3 at 70.00 °C (static headspace-GC, Park et al., 2004)
Exposure limits :NIOSH REL: 100 ppm (435 mg/m³), STEL 150 ppm (655 mg/m³), IDLH 900 ppm; OSHA PEL: TWA 100 ppm; ACGIH TLV: TWA 100 ppm, STEL 150 ppm (adopted).
Dielectric constant :2.5699999999999998
Stability :Stable. Incompatible with oxidizing agents. Flammable. Hygroscopic.
Cosmetics Ingredients Functions :SOLVENT
FRAGRANCE
PERFUMING InChI :1S/C8H10/c1-7-5-3-4-6-8(7)2/h3-6H,1-2H3
InChIKey :CTQNGGLPUBDAKN-UHFFFAOYSA-N
SMILES :Cc1ccccc1C
LogP :3.16 at 20℃
Surface tension :29.86mN/m at 298.15K
CAS DataBase Reference :95-47-6(CAS DataBase Reference)
NIST Chemistry Reference :Benzene, 1,2-dimethyl-(95-47-6)
EPA Substance Registry System :o-Xylene (95-47-6)
ECETOC JACC REPORT :o-Xylene (95-47-6)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning H303 May be harmfulif swallowed Acute toxicity,oral Category 5 P312 H304 May be fatal if swallowed and enters airways Aspiration hazard Category 1 Danger 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 H336 May cause drowsiness or dizziness Specific target organ toxicity,single exposure; Narcotic effects Category 3 Warning P261, P271, P304+P340, P312,P403+P233, P405, P501 H361 Suspected of damaging fertility or the unborn child Reproductive toxicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H401 Toxic to aquatic life Hazardous to the aquatic environment, acute hazard Category 2 P273, 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:	P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. P242 Use only non-sparking tools. P243 Take precautionary measures against static discharge. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P271 Use only outdoors or in a well-ventilated area. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. 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. P312 Call a POISON CENTER or doctor/physician if you feel unwell. P331 Do NOT induce vomiting. P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P337+P313 IF eye irritation persists: Get medical advice/attention. P370+P378 In case of fire: Use … for extinction. P391 Collect spillage. Hazardous to the aquatic environment P403+P233 Store in a well-ventilated place. Keep container tightly closed. P403+P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P501 Dispose of contents/container to..…