Castor Oil (BP-1988)

Chemicals Manufacturer | Castor Oil

PRODUCT NAME CASTOR OIL (BP-1988)
Characteristics A clear, almost colourless or slightly yellow, viscid liquid, odour very slight and characteristic, taste at first bland, but afterward slightly acrid.
Solubility: Soluble in 2.5 parts of ethanol (96 %); soluble in chloroform and in ether; slightly soluble in petroleum spirit, miscible in all proportions with absolute ethanol and with glacial acetic acid
Optical rotation + 3.5° to + 6.0°
Acid value Not more than 2.0
Hydroxyl value Not less than 150
Iodine value 82 to 90 (Iodine monochloride method)
Peroxide value Not more than 5.0
Refractive index 1.477 to 1.481
Relative density 0.952 to 0.965
Saponification value 176 to 187
Unsaponifible matter Not more than 0.8% w/w.
Foreign fatty substances
  1. A mixture of 2 ml of the oil and 8 ml of ethanol (96%) is clear
  2. Shake 10 ml with 20 ml of petroleum spirit(boiling range, 60°C to 80°C)and allow to separate;the volume of the lower layer is not less than 16.0 ml
Light absorption Absorbance of a 1per cent w/v solution in ethanol (96%)at the maximum between 268 and 270 nm, not more than 1.0
Water Not more than 0.3 percent
Note:- The product can also be supplied as per the specifications provided by the client.

Packing and Marking :- As per the client’s requirements.
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