Melting point :−125 °C(lit.)
Boiling point :189-191 °C(lit.)
Density :0.896 g/mL at 25 °C(lit.)
vapor density :4.76 (vs air)
vapor pressure :42 mm Hg ( 92 °C)
refractive index :n20/D 1.474(lit.)
Flash point :57 °C
storage temp. :Store below +30°C.
solubility :0.006g/l (experimental)
form :Liquid
color :Clear
Odor :Aromatic, like turpentine; mild, characteristic.
explosive limit :0.7-4.9%, 100°F
Water Solubility :6 mg/L at 20 ºC
Sensitive :Hygroscopic
Merck :14,2846
BRN :878165
Henry's Law Constant :7.00, 8.37, 10.6, 11.7, and 19.9 (x 10^-2 atm?m³/mol) at 10, 15, 20, 25, and 30 °C, respectively (EPICS, Ashworth et al., 1988)
Dielectric constant :2.2（20℃）
Stability :Stable. Incompatible with oxidizing agents. Combustible. May form explosive peroxides. Heat and light accelerate peroxide formation.
InChIKey :NNBZCPXTIHJBJL-UHFFFAOYSA-N
LogP :4.2
CAS DataBase Reference :91-17-8(CAS DataBase Reference)
NIST Chemistry Reference :Naphthalene, decahydro-(91-17-8)
EPA Substance Registry System :Decahydronaphthalene (91-17-8)

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 H304 May be fatal if swallowed and enters airways Aspiration hazard Category 1 Danger 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 H331 Toxic if inhaled Acute toxicity,inhalation Category 3 Danger P261, P271, P304+P340, P311, P321,P403+P233, 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:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. 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.