Infrared spectrum analysis and medicinal re-examination of Mongolian medicine rice gypsum

Abstract: The composition of Mongolian medicine rice gypsum was analyzed by infrared spectroscopy. The results showed that this kind of mineral medicine contained other carbonate minerals in addition to the main component hydromagnesite, and the existence of chlorite was found. It provides a basis for re-recognizing the pharmacological effects of rice gypsum and its clinical application.
Key words: rice gypsum; infrared spectroscopy; medicinal exploration Mongolian medicine mineral medicine has a long history as a mineral medicine used independently in minority medical systems. According to historical data, the Mongolian people used Baishizhi to treat diseases in the "The Eight Secrets of Ganlu Zhiyi", which was published in 889 BC. According to this, the Mongolian people have treated the mineral medicine for more than 2,000 years. In recent years, the medical value of Mongolian medicine has been widely recognized by the medical community. Especially with the continuous development of modern testing technology, more and more Mongolian medicines have analyzed the mineral composition and structure of mineral medicine. The active ingredients in medical mineral medicines were revealed, and their pharmacological effects were further clarified. The rice gypsum studied in this paper is one of the mineral medicines.
Rice plaster is a single-flavored medicine in Mongolian medicine mineral medicine. It is named as snow-white fine-grain tuberculosis, which is named like rice grains or round beads. The rice gypsum is located at the level and joint surface of the Qingshantou sand shale system in the salt lake area of ​​Jilantai, Inner Mongolia. It is a small lens body or vein extending only a few tens of centimeters. Western Inner Mongolia, Gansu and Qinghai are famous producers of rice gypsum used in various Mongolian hospitals. Rice gypsum usually has a white-yellow-grey color and is shaped like a lenticular tuberculosis, a beaded shape, and a globular aggregate of varying sizes ranging from 0.1 to 50 mm in diameter. Rice gypsum is a series of magnesium drugs. In clinical application, it can be compared with Hanzhong medical brucite instead of non-ash wood (Tremolite). The analysis of the traditional medicine of traditional Mongolian medicine, rice gypsum, has been concluded that the main mineral component is hydromagnesite, also known as hydrocarbonite. The theoretical chemical formula is
Mg5[OH/(CO3)2]·4H2O, the chemical composition is MgO43.16%, CO2 37.61%, H2O 9.23%. However, whether or not there are serpentine or chlorite in its trace mineral composition has not been clarified. In this paper, infrared spectroscopy analysis was carried out using a series of samples taken from Qingshantou. It was proved that the rice gypsum samples in this area contain mineral elements such as smectite, calcite and dolomite in addition to the main mineral of hydromagnesite. . The determination of this result provides an important basis for further exploration of the clinical application of this type of mineral medicine.
1 Experimental part In this paper, infrared spectroscopy was used to test and analyze the samples collected from Qingshantou series 0246, 0246-2, 0246-4, 0246-5. The instrument is a German IR75 infrared spectrophotometer with a wavenumber range of 4000 to 400/cm. Experimental conditions: temperature 18 ° C; humidity 50%. Using KBr tableting method, 1.5 mg of sample and 250 mg of KBr were taken and the tableting time was 5 min. Instrument test conditions: slit 2, gain 2, deflection time O.3min, delay 3min, scan time 11min. Infrared spectroscopy results show that the mineral composition of sample No. 0246 is mainly hydromagnesite. The main absorption is: 3650, 3520/cm for OH-1 stretching vibration, 3455/cm for H2O stretching vibration, 1485, 1420/ Cm is CO3 2-stretching vibrating belt, 887, 854, 745, 705/cm is CO3 2-bending vibration, and 593, 480, 435/cm is Cl0l Mg bending vibration. Followed by the sloping chlorite, the main absorption with: 3635, 3575 / cm for OH-1 stretching vibration, 1060, 1010 / cm for SiO4 2- stretching vibration, 660, 465 / cm for Si101 Si bending vibration. It contains a small amount of calcite and dolomite. The main absorption of calcite is: 1425/cm is the stretching vibration band of CO3 2-, 880, 715/cm is C03 2-bending vibration, and the main absorption of dolomite is 1430/cm for CO3. 2-stretching vibrating belt, 880, 732/cm is the bending vibration band of CO3 2-. The sample No. 0246-2 is a relatively pure hydromagnesite. The main absorption zone is the hydromagnesite in the sample No. 0246. The mineral composition of sample No. 0246-4 is aragonite. The main absorption is: asymmetric stretching vibration band of 1470/cm for C03 2-, symmetric elastic vibration band of 105/cm for C03 2-, 860, 715, 703 C03 2- bending vibration band. The mineral composition of sample No. 0246-5 is calcite, and the main absorption zone is the calcite in sample No. 0246.
2 Results and discussion (1) From the results of infrared spectroscopy analysis, in the samples tested, sample 0246-2 is relatively pure hydromagnesite, sample O246-4 is aragonite, and sample 0246-5 is calcite. The mineral composition of sample No. 0246 is mainly hydromagnesite, which also contains calcite and dolomite, and the presence of chlorite is found. The author believes that this situation just reflects the formation of complex minerals in the process of complex natural geological processes, due to the influence of many factors, making its composition complex and uneven distribution. Mineral medicines in the same area, some of which are diverse and some are single. Therefore, it is not appropriate to identify the type of mineral medicine by its color and morphological characteristics, and the naked eye and experience. It is necessary to apply modern testing techniques to verify the authenticity and the superiority and inferiority to ensure the accuracy and reliability of clinical medication.
(2) The medicinal use of Mongolian medicine rice gypsum is mostly studied as a single-flavor drug. But in fact, from the test results of the sample, the typical sample: No. 0246 is a collection of various minerals. Although calcite and hydromagnesite are both carbonate minerals, the clinical top calcite is a calcium-based drug. The function of nausea and diarrhea, while the hydromagnesite is a magnesium-based drug, and its medicinal can replace the medicinal herb, not ash wood (twistron), and has the functions of clearing heat and purging fire. Due to the combination of the multiple minerals, the medicinal aspects of each component can be complemented by a small amount, which makes up for the deficiency of the single component, thereby creating a new effect that the single component does not have. Therefore, the author believes that in the study of mineral medicine ingredients, not only the pharmacological effects of its main mineral components, but also the pharmacological effects of its trace mineral components should be studied. A large number of studies have shown that different mineral components have their own pharmacological effects. In some cases, the pharmacological effects are directly related to the trace components contained therein. In other cases, the main mineral components and trace mineral components produce synergistic therapeutic effects and exert their effects.
(3) Due to the clarification of the composition of the pale smectite, it is necessary to further explore the pharmacological effects of rice gypsum. As phyllosilicate mineral chlorite, which is a special internal structure and composition determines its ability to promote a strong cation exchange and adsorption of organic molecules, it is the role of the meridian pharmacologically tick. Therefore, the determination of chlorite composition and content is of great significance for re-recognizing the pharmacological effects of rice gypsum and further guiding clinical application.
references:
[1] Sun Jingjun, Li Aixian. Chinese mineral medicine research [M]. Jinan: Shandong Science and Technology Press, 1992.
[2] Li Dajing and so on. Chinese mineral medicine [M]. Beijing: Geological Publishing House, 1988.
[3] Xing Zhenguo et al. Qingzang medicinal minerals [M]. Xining: Qinghai People's Publishing House, 1985.

Characteristic
1.Seeds type     F1 hybrid chilli seeds

2.Fruit skin       Light green

3.Fruit weight   80 grams

4.Fruit size       The size of the package is visible.

5.Maturity day   90 days after sowing

6.Resistance      Powdery mildew,downy mildew and blight 

7.Indoor or outdoor       Both

8.Yield              4000 to 5000kgs/667㎡

9.Germination rate      more  than 90%


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