We offer S-Epichlorohydrin. Vapor Density : 3.2 (vs air) Vapor Pressure : 12.5 mmHg ( 20 °C) Assay : 98% Opticat activity : [α]20D +35°, c = 1 in methanol Opticat Purity : ee: 97% (GLC) Autoignition Temp. : 1421 °F Expl. Lim. : 21% refractive index : n20D 1.438(lit.) bp : 92-93 °C360 mmHg(lit.) density : 1.183 gmL at 25