Instruction: We have made a preliminary study on the oil composition of Yunnan Xiangzimi-Dianrui 50 1, a friend of Yunnan Mojiang Mizi. The oil content of purple rice is 2.2%. Oil is green at room temperature. The GC-MS analysis of petroleum ether oil shows that * * has 3 1 component, and 10 is identified as the main component, accounting for 98. 14%. Obtaining sitosterol from unsaponifiable matter. Part of ethyl acetate was separated by silica gel column chromatography. Yunnan Mojiang purple rice is one of the best producing areas in China. What are the delicious and nutritional functions of Yunnan Mojiang purple rice? How to buy Mojiang purple rice in daily life? Nutritional efficacy of Mojiang purple rice We studied the oil composition of Yunnan Xiangzi rice-Dianrui 50 1, a friend of Yunnan Mojiang purple rice. The oil content of purple rice is 2.2%. Oil is green at room temperature. The GC-MS analysis of petroleum ether oil shows that * * has 3 1 component, and 10 is identified as the main component, accounting for 98. 14%. Obtaining sitosterol from unsaponifiable matter. Ethyl acetate was partially separated into three crystals by silica gel column chromatography. By melting point, mixed melting point, thin layer chromatography, infrared spectrum and mass spectrometry, and compared with the standard, two of them were identified as carotene and palmitic acid, and the other was not identified because of too few samples. The content (%) of fatty acids in oil is as follows: octanoic acid 0.03; Azelaic acid 0.05; Lauric acid 0.07; Myristic acid 0.32; Palmitic acid 36.44; Stearic acid 0.71; Peanut acid 0.12; Oleic acid19.08; Linoleic acid 41.24; Linolenic acid 0.08; Trace amounts of other acids. Compendium of Materia Medica records that purple rice has the functions of nourishing yin and tonifying kidney, strengthening spleen and warming liver, improving eyesight and promoting blood circulation. Purple rice is rich in protein, fat, lysine, riboflavin, thiamine, folic acid and other vitamins, as well as trace elements such as iron, zinc, calcium and phosphorus. It is a good product for cooking, processing non-staple food and dietotherapy. The fragrant and delicious purple rice Baba, purple rice sweet white wine, red jujube purple rice porridge, purple rice Sanqi stewed chicken, purple rice eight-treasure rice, purple rice steamed chicken and purple rice gourd duck are deeply loved by the masses and have nourishing effects. The "purple rice sealed wine" baked by Mojiang with purple rice won the gold medal at the Paris International Expo, and its reputation is far spread and it is very popular. China Yunnan Mojiang purple rice grows on Hanitu terraces without any pollution, and has the effects of enriching blood and benefiting qi, nourishing kidney and liver, closing uterus and nourishing yin, especially for pregnant women and rehabilitation patients. This kind of rice is delicate in texture, purple pigment is easily soluble in water, and the cooked porridge is crystal clear. Eating it can replenish blood and qi, and it is a natural good product. Purple rice belongs to glutinous rice, commonly known as "Zizhu". It is called "Yutian rouge rice" in A Dream of Red Mansions. Mojiang purple rice is known as "bonesetting rice" because of its large and full particles and strong viscosity, which can restore the broken rice to its original state after steaming. Mojiang purple rice is eaten in the same way as ordinary rice. Purple rice is rich in natural nutritional pigments and tryptophan, which will fade after washing or soaking in water (loss of nutrients) and should not be rubbed hard. Please cook the soaked water (red) with the purple rice and don't throw it away. The selection and identification methods of Mojiang purple rice are limited by the origin of purple rice, with small yield and high value. Most of the purple rice sold in the market is black rice (10% black rice and glutinous rice) or black rice (similar to black rice) mixed with 3-5% pure natural purple rice, which is not pure Mojiang purple rice. In the purchase, it can be identified according to the following methods: pure Mojiang purple rice is slender, full and uniform. Appearance color is purplish white or purplish white with small purple blocks. Washing water with water is black (actually purple). It is easy to leave purple and black on your fingers by hand. After scraping off the color blocks on the rice grain with nails, the rice grain is still purple and white. Pure purple rice cooked and eaten is crystal clear and sticky, which can make the broken rice continue after steaming. The entrance is sweet and delicate, and it tastes good. The appearance of black rice is bright, and black covers the whole grain. The color of rice grains is the same as that of rice after the color blocks are scraped off with nails. Choosing Yunnan Mojiang purple rice correctly is a relatively healthy health care product in our daily life.