The shiny seeds of castor plants are of intricate designs. What Is Castor Oil Ethoxylate? Castor-oil plant, (Ricinus communis), also called castor bean, large plant of the spurge family (Euphorbiaceae), grown commercially for the pharmaceutical and industrial uses of its oil and for use in landscaping.Probably native to tropical Africa, the castor-oil plant has become naturalized throughout warm areas of the world. The castor seeds are produced within a schizocarpic fruit called the regma which on maturity breaks up into 3 cocci, each containing a single seed. The plant is grown, mainly, for its seeds which is used to make castor oil.

It is a commercially important crop and is grown largely in Western India, Brazil and China. The median lethal dose (LD 50) of ricin for mice is around 22 micrograms per kilogram of body weight via intraperitoneal injection.

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What is a seed?• A seed is a small embryonic plant enclosed in a covering called the seed coat, usually with some stored food.• The formation of the seed completes the process of reproduction in seed plants. Sains Malaysiana 39(5)(2010): 761–764 Fatty Acid Composition and Physicochemical Properties of Malaysian Castor Bean Ricinus communis L.Seed Oil (Komposisi Asid Lemak dan Sifat Fizikokimia Minyak Biji Jarak Ricinus communis L. Malaysia) JuMAt SALiMOn*, DinA AzLeeMA MOhD nOOr, A.t.nAzrizAwAti, M. Castor oil has many industrial applications and is used medicinally as a laxative and as an excipient. Castor Oil and its Chemistry CasChem supplies a variety of castor oil grades whose uses are dictated by acid value, moisture level, color and purity. Castor oil ethoxylates are a very important class of surfactants that find themselves in many industrial applications and market segments. The castor plant is the source of the castor seeds. 3. Structures of some of the seeds: Structure of castor seeds (Ricinus communis): The castor seed is relatively large and oblong. A castor seed is roughly oblong in outline with distinct convex (dorsal) and flat (ventral) surfaces. The testa or the outer seed coat is hard, brittle and mottled. Castor oil is a vegetable oil obtained from the castor bean (or castor seed) that has a characteristic structure and many uses. 3. castor oil were higher than the values of a standard lubricant (SAE 40 engine oil). Keywords: Castor oil, Ricinus Communis, Bio lubricant, Biodegradability, Extraction . Crystal structure of delta9 stearoyl-acyl carrier protein desaturase from castor seed and its relationship to other di-iron proteins. Y Lindqvist , W Huang , G Schneider , and J Shanklin Department of Medical Biochemistry and Biophysics, Karolinska Institute, Stockholm, Sweden. I. Ricin Toxin from Castor Bean Plant, Ricinus communis Ricin is one of the most poisonous naturally occuring substances known. Seeds of sunflower, soya bean, peanuts, castor etc are rich in fats and seeds of legumes are rich in proteins. Notes:Seeds 2. Ricin (/ ˈ r aɪ s ɪ n / RY-sin), a lectin (a carbohydrate-binding protein) produced in the seeds of the castor oil plant, Ricinus communis, is a highly potent toxin.A dose of purified ricin powder the size of a few grains of table salt can kill an adult human. INTRODUCTION . Castor Oil, also known as ricinus oil, is a triglyceride of fatty acids which occurs in the seed of the castor plant, Ricinus communis (India, Brazil).

obtained which mean that Castor oil is a very promising candidate for industrial applications as lubricating oil. Castor oil: properties, uses, and optimization of processing parameters . Morphology of Castor Seed (Ricinus communis): Castor seed is a monocot, endospermic seed.

Each carpel (right) splits open and forcibly ejects a large seed. Lipid insights 2016:9. At one end is a small, spongy structure called the caruncle, which aids in the absorption of water when the seeds are planted. The seeds from the castor bean plant, Ricinus communis, are poisonous to people, animals and insects.One of the main toxic proteins is "ricin", named by Stillmark in 1888 when he tested the beans' extract on red blood cells and saw them agglutinate. Seed structure 1. 10. 2. Castor Oil is a vegetable oil pressed from the seeds of the castor bean, Ricinus communis. The unique structure of castor oil offers interesting prop-erties, making it … … This oil is used in lubricants, soaps, inks, varnishers, linoleum and a host of other areas. Endospermic seed structure (Eudicots): Euphorbiaceae - castor bean - Ricinus communis The castor bean ( Ricinus communis ) plant belongs to the Euphorbiaceae family (Rosid clade) and is a perennial shrub with large, palmately lobed leaves and sharply toothed leaf margins.

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