C11 Aldehyde Undecylenic is a fixative used in Perfumery Industry Product origin : Bangalore Physical and Chemical Properties Visual Appearance: Clear Colorless liquid. Specific gravity @ 25°C: 0.8400 - 0.8460 Refractive Index @ 25°C: 1.4410 - 1.4460 Solubility: Insoluble in Water Flash Point: 96 °C Assay ( GLC Purity ):> 98% Acid Value: < 2 Unit Odor Strong rosy, Waxy, aldehydic odor. Packing: 25/50/200 kg HDPE drums