Specification Butyro-refractometer reading at 40.c: or refractive index at 40.c: 51.0-64.8 1.4600-1.4690 Saponification value: 166-198 Iodine value: 94-120 Unsaponification matter: 2% Acid value: 0.6 FFA: 0.3% Peroxide value (max) expressed as milli-equivalents of 02 per kg: 10.0 Test for hydrocyanic acid: Negative Flashpoint (Pensky Martens closed):250.C Moisture and other insoluble noninjurious impurities (max):0.1%