Castor oil

Physicochemical properties: light yellow viscous oily liquid. It has a slight special smell. It can be miscible with absolute ethanol, ether, methanol, chloroform and glacial acetic acid. The relative density (d2525) is 0.945 ~ 0.965. Refractive index (n25d) 1.473 ~ 1.477. Flash point 230 ℃. Freezing point -10 ~ -18 ℃. Iodine value 81 ~ 91. Saponification value 176 ~ 187. Irritating,

Index value of inspection items

Acid value / (mgkoh/g) ≤ 5.6

Saponification value (mgkoh/g) 176.0 ~ 186.0

Iodine value (gi2/100g) 82.0 ~ 90.0

Other oils are qualified

Density (20 ℃) / (g/ml) 0.945 ~ 0.9