... % ° C, melting point - 81.0 ° C, is 0.807 aldehyde relative density, 1.3560 refractive index, flash point 15 ~ 19 °Useage:Aliphatic aldehydes ... .93 ° C, melting point - 81.0 ° C, refractive index, relative density 0.807 1.3560, flash point 15 ~ 19 ° C (open). Soluble in ... . Quality standard content, epoxy propane content experiment.it 95% than 1%, 97 ~ 98%, water content of 2%.Storeage:In plastic drum ...