Experimental and Correlated Liquid-Liquid Equilibrium Data for Ternary Systems (Water + Poly(oxymethylene) Dimethyl Ethers + Toluene) at T = 293.15 and 303.15 K and p = 101.3 kPa Li, X.; Cao, J.; Nawaz, M.A.; Hu, Y.; Liu, D.; Journal of Chemical & Engineering Data 2019, 64, 5548-5557