Standard reference for thermodynamic properties for octane where can I find thermodynamics properties for octane at saturated Temp.$T_s$?
I need this properties or where can i find all ?

$$liquid-density=\rho_l=?$$
$$vapor-density=\rho_v=?$$ 
$$latent-heat-of-evaporation=h_fg=?$$
$$liquid-kinematic-viscosity=\mu_l=? $$
$$liquid-conductivity=k_l=?$$
The NIST Chemistry Webbook maintained by the National Institute of Standards and Technology is a freely searchable database of chemical and physical data on a vast array of substances.

Everything you want for octane can be found there.