CN101385522A - Preparation method of mung bean product rich in organic selenium - Google Patents
Preparation method of mung bean product rich in organic selenium Download PDFInfo
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- CN101385522A CN101385522A CNA2008102184381A CN200810218438A CN101385522A CN 101385522 A CN101385522 A CN 101385522A CN A2008102184381 A CNA2008102184381 A CN A2008102184381A CN 200810218438 A CN200810218438 A CN 200810218438A CN 101385522 A CN101385522 A CN 101385522A
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Abstract
The present invention relates to a mungbean product rich in organic selenium and a preparation method thereof. The present invention is characterized in that the mungbean is processed by inorganic selenium, then the mungbean germinates and the germinated mungbean is processed for killing enzyme, and the mungbean product rich in the organic selenium can be obtained. The preparation method provided by the present invention prepares a novel selenium-rich mungbean product and uses the raw material of the mungbean to prepare the mungbean rich in the organic selenium, mungbean seeds rich in the organic selenium or mungbean flour rich in the organic selenium, wherein, the content of carbohydrate in the mungbean flour is 60 percent to 70 percent, the content of crude protein is 25 percent to 35 percent, the content of the organic selenium is 8 to 18mg/Kg, and the product yield is 70 percent to 80 percent. The prepared mungbean rich in the organic selenium, the mungbean seeds rich in the organic selenium or the mungbean flour rich in the organic selenium can all be widely used for the production of food and certain medical health care products and can also be used as feed additive.
Description
Technical field
The present invention relates to a kind of preparation method who is rich in the mung bean product of organic selenium, belong to rich selenium product development field.
Background technology
Selenium (Selenium is a kind of rare relatively Se), but the element that in the earth's crust, extensively distributes, on chemical property, selenium has the characteristic of metal and nonmetalloid, and its chemical constitution is similar to sulphur with function.Selenium is the trace element of needed by human; Current research to selenium transfers trophism research to from early stage toxicity research.
Testing result shows in the global range, and the median of Se content is 0.4mg/kg in the soil; The distribution of selenium in surface soil presents tangible regional disparity.According to incompletely statistics, the whole world has 42 countries to lack selenium.China also exists selenium poison area and scarce selenium area, and is most for lacking the few selenium area of selenium; Lack selenium, poor selenium county up to 72% in 22 provinces in the whole nation; Regional nearly 700,000,000 populations of China about 2/3rds are in and lack the selenium state.Lack selenium except causing Keshan disease, Kaschin-Beck disease, cancer, angiocardiopathy, also cause diseases such as cataract, cyst fibre modification, thyroid gland enlargement, immune deficiency, lymphoblast anaemia, the degeneration of retina spot, muscular dystrophy, ulcerative colitis, old and feeble arthritis.Therefore, the development of selenium hardening agent has important application prospects and social effect.
At present, the selenium hardening agent comprises inorganic selenium hardening agent and organic selenium hardening agent 2 big classes, and the inorganic selenium hardening agent mainly contains sodium selenite and sodium selenate; Organic selenium hardening agent mainly contains selenoprotein, Se-enriched yeast, k-selenocarrageenan (selenide of carragheen) etc.The inorganic selenium hardening agent has the high and cheap advantage of selenium content, but the absorption of inorganic selenium (as sodium selenite) and utilization are not really desirable, and its biological effectiveness is low, and toxicity is big, and scope is little between dosis toxica and the requirement, thereby is limited its use amount by strictness; Developed country simply inorganic salt form as the nutritious supplementary pharmaceutical of selenium.At present, developed countries such as Japan, the U.S. have forbidden adding inorganic seleniums such as sodium selenite in food.Compare with the inorganic selenium hardening agent, the toxicity of organic selenium hardening agent is little, and it absorbs and the bioavailability height, but selenium content is low, price is high and consumption is big.Therefore, research and development organic selenium content height, cheap rich selenium product have great economic benefit and social benefit.
Prior art mainly contains the mode that inorganic selenium changes into organic selenium: (1) is by using the fertile organic selenium content that improves agricultural product of selenium to crops; (2) contain the selenium material by interpolation selenous acid in animal feed or other, utilize animal to come enrichment selenium; (3) contain the material of inorganic selenium by interpolation selenous acid in culture medium or other, utilize microorganism to prepare rich selenium product; (4) utilize new and high technology; As " the heavenly steed health selenium " of " the prosperous capsule of selenium " of Shanghai Tong Gang Nanotec Solution development, Tianjin, China by the space flight technology, the bent female bacterium in sky is made " rich selenium he spit of fland " through space flight, be the organic complex of Ta Ting and selenium, this is the important breakthrough that China utilizes organic selenium medical treatment cardiovascular and cerebrovascular disease.The general efficient of these methods is lower, and production cost is higher, is unsuitable for promoting.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, purpose is to provide a kind of method simple, the preparation method of the mung bean product that is rich in organic selenium that production cost is low.
The present invention is achieved through the following technical solutions above-mentioned purpose:
A kind of preparation method who is rich in the mung bean product of organic selenium is to adopt inorganic selenium to handle mung bean, and mung bean is sprouted, and to the enzyme that goes out of the mung bean after sprouting, promptly gets the mung bean product that is rich in organic selenium again.
Described inorganic selenium can be harmless water miscible inorganic selenium saline solution, described employing inorganic selenium is handled mung bean, be to soak mung bean with the inorganic selenium saline solution, therefore the effect of water-soluble inorganic selenium salt is to make mung bean to absorb inorganic selenium, and the cationic moiety of salt does not have any influence to essence of the present invention, concrete available inorganic selenium salt is selected from sodium selenate, potassium selenate, ammonium selenate, sodium selenite, potassium selenite or ammonium selenite, it is mixed with the aqueous solution, make the concentration of inorganic selenium salt be about 9～18mg/L in selenium, the concentration that for example adopts sodium selenite solution is 20～40mg/L, and the concentration of above-mentioned other inorganic selenium salting liquids can be that 9～18mg/L prepares according to the Se content scope.
Described employing inorganic selenium is handled mung bean, is to soak mung bean with the inorganic selenium saline solution; The weight ratio of mung bean and sodium selenite solution is 1:2～4 during immersion; The temperature of soaking is 30～40 ℃; Soak time is 5～8 hours.Preferably, handled 1～5 minute with ultrasonic wave with can (being preferably 30 minutes) at regular intervals in the sodium selenite solution immersion process, the preferred power of ultrasonic wave is 300～600W.
Described mung bean is sprouted is that the mung bean that will soak with sodium selenite solution is 30～40 ℃ in temperature, and relative humidity is to sprout 5～10 hours in the environment more than 75%.Preferably, in the mung bean germination process can every 60 minutes with concentration be 20～40mg/L sodium selenite solution spray once." sprouting " is the starting stage of " germination ", is the prominent process that breaks in the seed coat and begin further growth of radicle after seed " is revived " under suitable condition, and in this stage, the radicle of seed is prominent to break in the seed coat, growth downwards, formation main root; Meanwhile, also corresponding growth of the cell of plumular axis and elongation are released plumule or plumule together with cotyledon, and further elongation, and this process is exactly a germination process.Germination process is all high than sprout requiring to oxygen content in environment temperature, the humidity, particularly environment, and this process time is very long, does not wait to several weeks in several days, and needs to consume a large number of nutrients, as reduced sugar, protein etc.The preparation method who the invention provides the mung bean product that is rich in organic selenium just allows mung bean carry out " sprouting " to a certain degree, in several hours, inorganic selenium is converted into organic selenium, and stopped mung bean further " germination " to have kept most nutrition of mung bean, therefore, not only Zhi Bei efficient is greatly improved, product yield height, but also than the product comprehensive nutrition and the abundance of prior art
The described enzyme that goes out is that will to be heated to central temperature equably through the mung bean of sprouting in 5～8 seconds time be 90～110 ℃, and is incubated 5～8 seconds.The purpose of this step is to make the ANFs inactivation in the mung bean, has avoided people's issuable having a stomach upset behind edible mung bean, also more helps the digestion and the absorption of mung bean.
The mung bean product that organic selenium is rich in preparation among the present invention should clean the mung bean raw material earlier, promptly cleans impurity removing equipment with raw material or directly with running water flushing raw material mung bean, removes the dust that attaches on the raw material mung bean kind skin and is mixed in foreign material in the raw material mung bean.
The mung bean product that is rich in organic selenium that obtains of the present invention is mung bean, mung bean benevolence or mung bean flour.Be rich in the mung bean benevolence that can be rich in organic selenium after the mung bean drying peeling of organic selenium; The mung bean benevolence that is rich in organic selenium obtains the mung bean flour that is rich in organic selenium of different meshes after abrasive dust sieves.Specifically, make after the mung bean drying that is rich in organic selenium and to pulverize machinery with grain mung bean is pulverized tiny slightly sheet by granular, utilize pneumatic separator that mung bean kind skin is separated with beans simultaneously, must go the drying of kind of skin to be rich in the mung bean benevolence of organic selenium; The dry mung bean benevolence that gained is sloughed kind of skin and pulverized through abrasive dust machinery pulverize, is crossed 80～160 purposes sieve, make different meshes be rich in organic selenium mung bean flour.
Preparation method provided by the invention has made a kind of new rich selenium mung bean product, with the mung bean is that raw material makes, the mung bean flour that makes the mung bean that is rich in organic selenium, the mung bean benevolence that is rich in organic selenium or be rich in organic selenium, wherein mung bean flour product carbohydrate content is 60%～70%, crude protein content is 25%～35%, organic selenium content is 8～18mg/Kg, and the product yield is 70%～80%.The mung bean that is rich in organic selenium that makes, the mung bean benevolence that is rich in organic selenium or the mung bean flour that is rich in organic selenium all can be widely used in the production of food and some Medicines and Health Product, also can be used as feed addictive.
Compared with prior art, technical scheme provided by the invention has following beneficial effect:
(1) with by agricultural product being imposed selenium fertilizer compare, the rich selenium efficient of method provided by the present invention is higher, and controllability is better, and can not damage consequence to environment;
(2) preparing rich selenium mung bean flour with the mode of germinateing by mung bean compares, following important difference is arranged: " sprouting " is the starting stage of " germination ", it is the prominent process that breaks in the seed coat and begin further growth of radicle after seed " is revived " under suitable condition, in this stage, the radicle of seed is prominent to break in the seed coat, growth downwards forms main root; Meanwhile, also corresponding growth of the cell of plumular axis and elongation are released plumule or plumule together with cotyledon, and further elongation, and this process is exactly a germination process.Germination process is all high than sprout requiring to oxygen content in environment temperature, the humidity, particularly environment, and this process time is very long, does not wait to several weeks in several days, and needs to consume a large number of nutrients, as reduced sugar, protein etc.The preparation method who the invention provides the mung bean product that is rich in organic selenium just allows mung bean carry out " sprouting " to a certain degree, in several hours, inorganic selenium is converted into organic selenium, and stopped mung bean further " germination " to have kept most nutrition of mung bean, therefore, not only Zhi Bei efficient is greatly improved, product yield height, but also than the product comprehensive nutrition and the abundance of prior art;
(3) prepare organic selenium product with method by chemical reaction and compare, the rich selenium product that method provided by the present invention makes has the high advantage of edible safety;
(4) prepare organic selenium product with method by microbial fermentation and compare, method provided by the present invention has advantages such as raw material is easy to get, technology is easy, with low cost;
(5) with prepare selenium-enriched food by the method for in animal feed, adding inorganic selenium salt and compare, method provided by the present invention has better operability, controllability and security;
(6) adopt ultrasonic wave to handle mung bean among the preparation method of the mung bean product that is rich in organic selenium provided by the present invention, can not only improve the amount that mung bean absorbs inorganic selenium, and can improve the conversion ratio that inorganic selenium is converted into organic selenium, in addition, the constant product quality of producing is easy to suitability for industrialized production.
The specific embodiment
Below further specify technical scheme of the present invention by specific embodiment.The index of correlation and the assay method of the mung bean flour that is rich in organic selenium of the present invention are as follows:
Determination of moisture: direct drying method, the mensuration of seeing moisture in the GB/T 5009.3-2003 food.
Carbohydrate content is measured: with amylometer, adopt enzyme hydrolysis method, the mensuration of seeing starch in the GB/T 5009.9-2003 food.
Crude protein content is measured: micro-Kjeldahl, see protein measuring in the GB/T 5009.5-2003 food.
Total selenium and organic selenium content are measured: hydride generation atomic fluorescence AAS, the mensuration of seeing selenium in the GB/T5009.93-2003 food.Organic selenium content deducts the inorganic selenium cubage by total Se content and obtains.
The product yield refers to that the mung bean flour weight that makes at last accounts for the percentage of raw material mung bean.
Embodiment 1
Take by weighing raw material mung bean 50Kg → with cleaning impurity removing equipment or being that (soaking temperature is 35 ℃ for the sodium selenite solution immersion of 30mg/L directly with running water flushing → adding 300L concentration, soak time is 5 hours) → (sprout time is 6 hours in draining → sprouting, temperature is 35 ℃, relative air humidity is more than 85%) → high-temperature heat treatment is gone out, and (the mung bean central temperature reaches 90 ℃ to enzyme, held time 5 seconds) → heated-air drying (75 ℃ of hot drying-air temperatures, air velocity is 3.0m/s, 5 hours drying times, the mung bean moisture reduces to 5.6%) → pulverize peeling → abrasive dust to sieve → pack → product (product moisture content 6.3%, carbohydrate content is 65.1%, crude protein content is 28.5%, total Se content 14.8mg/Kg, organic selenium content is 13.9mg/Kg, and the product yield is 75.6%).
Embodiment 2
Take by weighing raw material mung bean 50Kg → with cleaning impurity removing equipment or being that (soaking temperature is 35 ℃ for the sodium selenite solution immersion of 30mg/L directly with running water flushing → adding 300L concentration, soak time is 6 hours, every immersion was handled 8 minutes with ultrasonic wave after 1 hour in the immersion process) → (sprout time is 6 hours in draining → sprouting, environment temperature is 35 ℃, relative air humidity is more than 85%) → high-temperature heat treatment is gone out, and (the mung bean central temperature reaches 90 ℃ to enzyme, held time 5 seconds) → heated-air drying (75 ℃ of hot drying-air temperatures, air velocity is 3.0m/s, 5 hours drying times, the mung bean moisture is 5.3%) → pulverize peeling → abrasive dust to sieve → pack → product (product moisture content 6.1%, carbohydrate content is 66.2%, crude protein content is 27.7%, total Se content 19.6mg/Kg, organic selenium content is 15.8mg/Kg, and the product yield is 74.9%).
Embodiment 3
Take by weighing raw material mung bean 50Kg → with cleaning impurity removing equipment or being that (soaking temperature is 35 ℃ for the sodium selenite solution immersion of 30mg/L directly with running water flushing → adding 300L concentration, soak time is 7 hours, every immersion was handled 8 minutes with ultrasonic wave after 1 hour in the immersion process) → (sprout time is 7 hours in draining → sprouting, environment temperature is 35 ℃, relative air humidity is more than 85%, in the germination process every 1 hour with concentration be 30mg/L sodium selenite solution spray once, be used for being 2.5L at every turn) → high-temperature heat treatment is gone out, and (the mung bean central temperature reaches 100 ℃ to enzyme, held time 8 seconds) → heated-air drying (75 ℃ of hot drying-air temperatures, air velocity is 3.0m/s, 5 hours drying times, the mung bean moisture is 5.7%) → pulverize peeling → abrasive dust to sieve → pack → product (product moisture content 6.5%, carbohydrate content is 66.8%, crude protein content is 27.6%, total Se content 22.1mg/Kg, organic selenium content is 16.9mg/Kg, and the product yield is 73.3%).
Embodiment 4
Take by weighing raw material mung bean 50Kg → with cleaning impurity removing equipment or being that (soaking temperature is 35 ℃ for the sodium selenite solution immersion of 30mg/L directly with running water flushing → adding 300L concentration, soak time is 8 hours, every immersion was handled 8 minutes with ultrasonic wave after 1 hour in the immersion process) → (sprout time is 8 hours in draining → sprouting, environment temperature is 35 ℃, relative air humidity is more than 85%, in the germination process every 1 hour with concentration be 30mg/L sodium selenite solution spray once, be used for being 2.5L at every turn) → high-temperature heat treatment is gone out, and (the mung bean central temperature reaches 110 ℃ to enzyme, held time 8 seconds) → heated-air drying (75 ℃ of hot drying-air temperatures, air velocity is 3.0m/s, 5 hours drying times, the mung bean moisture is 5.6%) → pulverize peeling → abrasive dust to sieve → pack → product (product moisture content 6.2%, carbohydrate content is 65.3%, crude protein content is 28.7%, total Se content 23.4mg/Kg, organic selenium content is 17.9mg/Kg, and the product yield is 72.1%).
The total Se content of product and the organic selenium content that adopt ultrasonic wave to handle all are significantly improved.
Claims (9)
1. preparation method who is rich in the mung bean product of organic selenium is characterized in that adopting inorganic selenium to handle mung bean, and mung bean is sprouted, and to the enzyme that goes out of the mung bean after sprouting, promptly gets the mung bean product that is rich in organic selenium again.
2. preparation method as claimed in claim 1 is characterized in that described inorganic selenium is harmless water miscible inorganic selenium saline solution.
3. preparation method as claimed in claim 2, the concentration of described inorganic selenium saline solution is counted 9～18mg/L with selenium.
4. as claim 2 or 3 described preparation methods, it is characterized in that described inorganic selenium salt is selected from sodium selenate, potassium selenate, ammonium selenate, sodium selenite, potassium selenite or ammonium selenite.
5. preparation method as claimed in claim 1 is characterized in that handling 1～5 minute with ultrasonic wave in the process with inorganic selenium processing mung bean.
6. preparation method as claimed in claim 1 is characterized in that described employing inorganic selenium processing mung bean, and be to soak mung bean, wherein mung bean with the inorganic selenium salting liquid: the weight ratio of inorganic selenium saline solution is 1:2～4; The temperature of soaking is 30～40 ℃; Soak time is 5～8 hours.
7. preparation method as claimed in claim 1 is characterized in that described mung bean is sprouted is that the mung bean that will soak with the inorganic selenium saline solution is 30～40 ℃ in temperature, and relative humidity is to sprout 5～10 hours in the environment more than 75%.
8. preparation method as claimed in claim 7, it is characterized in that can be every 60 minutes with inorganic selenium saline solution spray once in the mung bean germination process.
9. preparation method as claimed in claim 1 is characterized in that the described enzyme that goes out is that will to be heated to central temperature equably through the mung bean of sprouting in 5～8 seconds time be 90～110 ℃, and is incubated 5～8 seconds.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103583189A (en) * | 2013-10-17 | 2014-02-19 | 固镇县玉鹏蔬菜开发有限责任公司 | Pollution-free method for quickly producing vigna radiata |
| CN103734626A (en) * | 2014-01-06 | 2014-04-23 | 郑冬 | Biostate selenium-rich bean flour nutritional supplement and preparation method thereof |
| CN103876055A (en) * | 2014-03-20 | 2014-06-25 | 咸丰县堰塘食品有限责任公司 | Selenium-enrichment malt flour and production method thereof |
| CN104355739A (en) * | 2014-10-31 | 2015-02-18 | 恩施茂和食品有限公司 | Mung bean foliar fertilizer containing trace element selenium and technique for cultivating selenium-enriched mung beans by utilizing mung bean foliar fertilizer |
| CN104920941A (en) * | 2015-06-04 | 2015-09-23 | 蔡道贤 | Selenium-enriched mungbean vermicelli and production method thereof |
| CN106213520A (en) * | 2016-07-27 | 2016-12-14 | 朱梅年 | Chlorophyll selenium-rich oral nutrient liquid and preparation method thereof |
| CN106550756A (en) * | 2016-11-16 | 2017-04-05 | 北海市农业科学研究所 | Selenium-rich peanuts planting with machinery method |
| CN106613157A (en) * | 2016-11-22 | 2017-05-10 | 蚌埠市涂山绿园蔬菜科研专业合作社 | Seedling strengthening cultivation method of chromium-rich pumpkins |
| CN106982623A (en) * | 2017-03-10 | 2017-07-28 | 广西乐业华东投资有限公司 | A kind of high-yield planting method of selenium-rich soya bean |
| CN108967906A (en) * | 2018-06-14 | 2018-12-11 | 湖北省恩施天然硒生物科技有限责任公司 | Natural selenium instant bean and its production technology |
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| CN103583189A (en) * | 2013-10-17 | 2014-02-19 | 固镇县玉鹏蔬菜开发有限责任公司 | Pollution-free method for quickly producing vigna radiata |
| CN103734626A (en) * | 2014-01-06 | 2014-04-23 | 郑冬 | Biostate selenium-rich bean flour nutritional supplement and preparation method thereof |
| CN103734626B (en) * | 2014-01-06 | 2015-06-24 | 郑冬 | Biostate selenium-rich bean flour nutritional supplement and preparation method thereof |
| CN103876055A (en) * | 2014-03-20 | 2014-06-25 | 咸丰县堰塘食品有限责任公司 | Selenium-enrichment malt flour and production method thereof |
| CN104355739A (en) * | 2014-10-31 | 2015-02-18 | 恩施茂和食品有限公司 | Mung bean foliar fertilizer containing trace element selenium and technique for cultivating selenium-enriched mung beans by utilizing mung bean foliar fertilizer |
| CN104355739B (en) * | 2014-10-31 | 2016-08-03 | 恩施茂和食品有限公司 | Semen phaseoli radiati contains trace element selenium foliage fertilizer and the cultivation technique for selenium-rich mung beans thereof |
| CN104920941A (en) * | 2015-06-04 | 2015-09-23 | 蔡道贤 | Selenium-enriched mungbean vermicelli and production method thereof |
| CN106213520A (en) * | 2016-07-27 | 2016-12-14 | 朱梅年 | Chlorophyll selenium-rich oral nutrient liquid and preparation method thereof |
| CN106550756A (en) * | 2016-11-16 | 2017-04-05 | 北海市农业科学研究所 | Selenium-rich peanuts planting with machinery method |
| CN106613157A (en) * | 2016-11-22 | 2017-05-10 | 蚌埠市涂山绿园蔬菜科研专业合作社 | Seedling strengthening cultivation method of chromium-rich pumpkins |
| CN106982623A (en) * | 2017-03-10 | 2017-07-28 | 广西乐业华东投资有限公司 | A kind of high-yield planting method of selenium-rich soya bean |
| CN108967906A (en) * | 2018-06-14 | 2018-12-11 | 湖北省恩施天然硒生物科技有限责任公司 | Natural selenium instant bean and its production technology |
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Open date: 20090318 |