CN102499396A - Water insoluble dietary fiber prepared from red alga plant gracilaria agar residue and preparation method thereof - Google Patents

Water insoluble dietary fiber prepared from red alga plant gracilaria agar residue and preparation method thereof Download PDF

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CN102499396A
CN102499396A CN2011103559019A CN201110355901A CN102499396A CN 102499396 A CN102499396 A CN 102499396A CN 2011103559019 A CN2011103559019 A CN 2011103559019A CN 201110355901 A CN201110355901 A CN 201110355901A CN 102499396 A CN102499396 A CN 102499396A
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dietary fiber
water
agar gel
gracilaria verrucosa
residue
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郝晓敏
谷长生
杨磊
李思东
宋文东
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Guangdong Ocean University
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Guangdong Ocean University
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Abstract

The invention relates to a water insoluble dietary fiber prepared from red alga plant gracilaria agar residue and a preparation method thereof. The water insoluble dietary fiber is prepared from residue obtained by processing red alga plant gracilaria agar as a raw material through the procedures of washing treatment and acid treatment, bleaching treatment, drying and pulverizing on water soluble dietary fiber. The water insoluble dietary fiber has powdery appearance and light yellow color, the water holding capacity is 4.325, and the expansion force is 3.93 ml/g. The preparation method has short reaction time, simple and practical technology and low investment and quick effect taking in actual production and is applicable to popularization and application.

Description

Water-insoluble dietary fiber of a kind of rhodophyta gracilaria verrucosa agar gel residue preparation and preparation method thereof
Technical field
The present invention relates to non-water-soluble dietary fiber of a kind of gracilaria verrucosa agar gel residue preparation and preparation method thereof, be specifically related to water-insoluble dietary fiber of a kind of rhodophyta gracilaria verrucosa agar gel residue preparation and preparation method thereof, belong to the dietary fiber preparing technical field.
Background technology
Dietary fiber (Dietary Fiber; DF) be defined as " summation of every edible plants cell, polysaccharide, lignin and the related substances that can not be digested and assimilated by the human body endogenous enzymes "; In some cases; Also refer to that those can not be absorbed by human consumption, at the less composition of plant intensive amount, like glycoprotein, cutin, wax and polyphenol fat etc., be also included within the dietary fiber scope of broad sense.Dietary fiber be along with research " ciril disease " like diseases such as high fat of blood, hypertension, artery sclerosis, diabetes, constipation and colonopathies take place frequently former of mankind itself thereby grow up; Contemporary science and technology has been got the correlation between " ciril disease " and the dietary fiber basically clear, confirmed to be rich in dietary fiber food to the physiological regulation function that improves dietary structure and food composition and improve people self to reach healthful importance.Dietary fiber is called and protein, carbohydrate, fat, moisture, minerals and vitamins " the seventh-largest nutrient " arranged side by side by nutritionist and physician.The research of dietary fiber has injected brand-new content for food industry, and dietary fiber food also is described as " food in 2l century " by people.Dietary fiber can not be digested and assimilated in people's oral cavity, stomach, small intestine, but in the human body large intestine certain micro-organisms not strict the equalling zero of its net energy of part dietary fiber (DF) of degrading.Dietary fiber can be divided into two fundamental types by the situation that is dissolved in water: water-soluble dietary fiber and non-soluble fiber.Water-soluble dietary fiber (SDF) mainly comprises the stored substance and the secretion of plant cell; Also comprise microbial polysaccharide and synthetic polysaccharide, its main component is gelatin substance such as pectin, natural gum, algal polysaccharides (sodium alginate, agar-agar and carragheen etc.), seed glue etc.Seed in the common food (barley, oat, beans, pea, broad bean etc.), vegetables (carrot, cabbage, clover etc.), fruit (lemon, oranges and tangerines, apple, pineapple, banana etc.) and edible seaweed (red algae, green alga, brown alga) etc. all contain abundant water-soluble dietary fiber.Water-soluble fibre can slow down digestion rate and excretion of cholesterol, helps to regulate function of immune system, promotes the discharge of toxic heavy metal in the body.Water-insoluble dietary fiber (IDF) is meant not by human consumption and is insoluble to that part of dietary fiber of hot water, comprises chitin, shitosan and the cartilage class etc. of cellulose, hemicellulose, lignin, protopectin, vegetable wax and animal.Edible water-insoluble dietary fiber mainly acts on enteron aisle generation mechanical creeping effect can reduce the risk of suffering from intestinal cancer, can prevent constipation and diverticulitis via noxious material in assimilating food simultaneously, and lower the toxin of bacterium discharge in the alimentary canal.It is the primary producer in the ocean that marine alga belongs to rudimentary plant, with human lives and economic development confidential relation is arranged.China's seashore line length shallow sea area is bigger, and the marine alga kind is abundant, has recorded about 800 kinds, have economic worth about kind more than 100, be mainly macros such as brown alga, red algae, green alga and a small amount of blue-green algae.Seaweed diet fiber has a lot of important physical functions to health, and oneself is confirmed with the epidemiology survey result by a large amount of both at home and abroad research facts.Phaeophyta sea-tangle, pelvetia silquosa, kelp, undaria pinnitafida, sheep dwell dish, sargassum; Macros such as red algae river hedge and Eucheuma all are to belong to the seaweeds sea-plant; Containing abundant water-soluble dietary fiber algal polysaccharides such as phycocolloid such as sodium alginate, agar-agar and carragheen, water-insoluble dietary fiber (cellulose, hemicellulose etc.), vitamin and mineral matter etc., is the quality raw materials of producing dietary fiber.It is that the red algae of example and fragrant plant mentioned in ancient texts, agar, Eucheuma and laver is an example with the sargassum in the brown alga, sea-tangle, undaria pinnitafida and the sheep dish of dwelling that Lee has come seminar, nutritional labeling, diet fiber extraction method, safety evaluation, functional characteristic and the application of having analyzed them introduction of system of all contrasting.The waste residue that human sea-tangles such as Fan Wenle prepare sodium alginate prepares dietary fiber, and Ceng Shaokui has studied fragrant plant mentioned in ancient texts extraction agar-agar residue and prepared dietary fiber technology.Marine alga is extracted behind the algal polysaccharides the research of dietary fiber in the residue and prepares less.At present, the domestic research that the research and the land plant resources of seaweed diet fiber are carried out is less relatively.For improving the value of algae; Widen and enlarge the exploitation of seaweed diet fiber resource; On the one hand being to the dwell further utilization of dish, fragrant plant mentioned in ancient texts, agar, Eucheuma and laver of existing tangleweed such as sargassum, sea-tangle, undaria pinnitafida, sheep, is the marine alga of not system development such as Irish moss, crane dove dish, agar, Enteromorpha, stone medicine, chlorella etc. to be studied realize that manufactureization has reality and long-range meaning on the other hand.
Agar-agar is the polysaccharide of obtaining through refining from rhodophytas such as agar, fragrant plants mentioned in ancient texts.Along with the agar-agar industrial expansion, the level of residue that this industry produced is very surprising, and environment has seriously been polluted in the many places such as countryside, rivers, seashore that are poured over these residues of manufacturer.The agar-agar residue contains non-soluble fiber and can be used as the raw material that extracts dietary fiber of high activity.For this reason, carried out the agar-agar residue and prepared dietary fiber and performance study thereof,, thereby reached the purpose that turns waste into wealth the extraction and application in addition of the active ingredient in the residue.
Summary of the invention
The object of the present invention is to provide water-insoluble dietary fiber of a kind of rhodophyta gracilaria verrucosa agar gel residue preparation and preparation method thereof,
In order to address the above problem, the technical scheme that the present invention adopted is:
A kind of water-insoluble dietary fiber of rhodophyta gracilaria verrucosa agar gel residue preparation; This water-insoluble dietary fiber is that the residue of being processed by the rhodophyta gracilaria verrucosa agar gel is raw material, handles, bleaches processing, drying and pulverizing process, the water-insoluble dietary fiber that makes through the acid solution of carrying out washing treatment, water-soluble dietary fiber; The outward appearance of this water-insoluble dietary fiber is Powdered; It is light yellow that color and luster is, and retention ability is 4.325, and expansive force is 3.93 ml/g.
A kind of water-insoluble dietary fiber of rhodophyta gracilaria verrucosa agar gel residue preparation; This water-insoluble dietary fiber is to be made by following steps: the water that adds 30 times of its dry weights in the rhodophyta gracilaria verrucosa agar gel residue dry weight; Leave standstill after the stirring, regather the gracilaria verrucosa agar gel residue, drying for standby; Water-soluble dietary fiber is handled: the dried gracilaria verrucosa agar gel residue that will obtain adds acid solution; The ratio that adds is that volume (ml) ratio of dried gracilaria verrucosa agar gel residue weight (g) and acid solution is 1:20; With the liquid that obtains 55~60 ℃ of refluxing and stirring 2 ~ 3 hours; Naturally cool to room temperature, centrifuge filters the gracilaria verrucosa agar gel residue of the water-soluble dietary fiber that is removed, and is subsequent use; With adding concentration in the gracilaria verrucosa agar gel residue that obtains is 5% H 2O 2Solution, the ratio of adding are gracilaria verrucosa agar gel residue weight (g) and H 2O 2Liquor capacity (ml) stirs bleaching 2 ~ 4 hours than being 1:15 under 80 ~ 90 ℃ of temperature, bleaching water-insoluble dietary fiber later is washed with distilled water to no H 2O 2Smell, centrifuge filters, and filter residue is subsequent use; With the filter residue that obtains in 45 ℃ of baking ovens dry 20 ~ 30 hours, pulverized 2 ~ 4 times with pulverizer dry back, pulverizes the back and cross 80 ~ 100 mesh sieves, the water-insoluble dietary fiber of gained.
The outward appearance of this water-insoluble dietary fiber is Powdered, and it is light yellow that color and luster is, and retention ability is 4.325, and expansive force is 3.93 ml/g.
A kind of water-insoluble dietary fiber of rhodophyta gracilaria verrucosa agar gel residue preparation, described acid solution is that acid solution is hydrochloric acid, sulfuric acid or acetic acid, and the concentration of hydrochloric acid is 0.01mol/L, and the concentration of sulfuric acid is 0.02mol/L, and the concentration of acetic acid is 0.10mol/L.
A kind of rhodophyta gracilaria verrucosa agar gel residue prepares the method for water-insoluble dietary fiber, and these method concrete steps are following:
(1) carrying out washing treatment: add the water of 30 times of its dry weights in the rhodophyta gracilaria verrucosa agar gel residue dry weight, leave standstill after the stirring, regather the gracilaria verrucosa agar gel residue, drying for standby;
(2) water-soluble dietary fiber is handled: the dried gracilaria verrucosa agar gel residue that step (1) is obtained adds acid solution; The ratio that adds is that volume (ml) ratio of dried gracilaria verrucosa agar gel residue weight (g) and acid solution is 1:20; With the liquid that obtains 55~60 ℃ of refluxing and stirring 2 ~ 3 hours; Naturally cool to room temperature, centrifuge filters the gracilaria verrucosa agar gel residue of the water-soluble dietary fiber that is removed, and is subsequent use;
(3) bleaching is handled: it is 5% H that step (2) is obtained adding in the gracilaria verrucosa agar gel residue concentration 2O 2Solution, the ratio of adding are gracilaria verrucosa agar gel residue weight (g) and H 2O 2Liquor capacity (ml) stirs bleaching 2 ~ 4 hours than being 1:15 under 80 ~ 90 ℃ of temperature, bleaching water-insoluble dietary fiber later is washed with distilled water to no H 2O 2Smell, centrifuge filters, and filter residue is subsequent use;
(4) drying and pulverization process: the filter residue that step (3) is obtained in 45 ℃ of baking ovens dry 20 ~ 30 hours, pulverize 2 ~ 4 times with pulverizer dry back, pulverizes the back and cross 80 ~ 100 mesh sieves, the water-insoluble dietary fiber of gained.
A kind of rhodophyta gracilaria verrucosa agar gel residue prepares the method for water-insoluble dietary fiber, and the described acid solution of this step (2) is hydrochloric acid, sulfuric acid or acetic acid; The concentration of above-mentioned hydrochloric acid is 0.01mol/L, and the concentration of sulfuric acid is 0.02mol/L, and the concentration of acetic acid is 0.10mol/L.
The present invention with respect to the beneficial effect of prior art is: 1. the present invention adopts rhodophyta gracilaria verrucosa agar gel residue to prepare water-insoluble dietary fiber; The extraction and application in addition of the active ingredient in the residue; Solve residue and stacked problem of environment pollution caused; Can turn waste into wealth in addition, resource is fully utilized; 2. the present invention adopts H 2O 2Bleach processing, H 2O 2Do not have residually after the oxidation Decomposition, use H 2O 2Dietary fiber after the processing can be widely applied in the health food, meets national health products production standard, and this technology is simple, is fit to promote.
The specific embodiment
Through embodiment the present invention is explained further details below, these embodiment only are used for explaining the present invention, do not limit the scope of the invention.
Embodiment 1
The technological process that the residue of gracilaria verrucosa agar gel processing prepares water-insoluble dietary fiber method
Add the water of 30 times of its dry weights in the rhodophyta gracilaria verrucosa agar gel residue dry weight, leave standstill after the stirring, regather the gracilaria verrucosa agar gel residue, drying for standby; The hydrochloric acid solution that the dried gracilaria verrucosa agar gel residue that obtains is added 0.01mol/L; The ratio that adds is that volume (ml) ratio of dried gracilaria verrucosa agar gel residue weight (g) and acid solution is 1:20; With the liquid that obtains 55 ℃ of refluxing and stirring 2 hours; Naturally cool to room temperature, centrifuge filters the gracilaria verrucosa agar gel residue of the water-soluble dietary fiber that is removed, and is subsequent use; With adding concentration in the gracilaria verrucosa agar gel residue that obtains is 5% H 2O 2Solution, the ratio of adding are gracilaria verrucosa agar gel residue weight (g) and H 2O 2Liquor capacity (ml) stirs bleaching 2 hours than being 1:15 under 80 ℃ of temperature, bleaching water-insoluble dietary fiber later is washed with distilled water to no H 2O 2Smell, centrifuge filters, and filter residue is subsequent use; With the filter residue that obtains in 45 ℃ of baking ovens dry 20 hours, pulverized 2 times with pulverizer dry back, pulverize the back and cross 80 mesh sieves, water-insoluble dietary fiber.
Embodiment 2
The technological process that the residue of gracilaria verrucosa agar gel processing prepares water-insoluble dietary fiber method
Add the water of 30 times of its dry weights in the rhodophyta gracilaria verrucosa agar gel residue dry weight, leave standstill after the stirring, regather the gracilaria verrucosa agar gel residue, drying for standby; The dried gracilaria verrucosa agar gel residue that obtains is added the 0.02mol/L sulfuric acid solution; The ratio that adds is that volume (ml) ratio of dried gracilaria verrucosa agar gel residue weight (g) and acid solution is 1:20; With the liquid that obtains 57.5 ℃ of refluxing and stirring 2.5 hours; Naturally cool to room temperature, centrifuge filters the gracilaria verrucosa agar gel residue of the water-soluble dietary fiber that is removed, and is subsequent use; With adding concentration in the gracilaria verrucosa agar gel residue that obtains is 5% H 2O 2Solution, the ratio of adding are gracilaria verrucosa agar gel residue weight (g) and H 2O 2Liquor capacity (ml) stirs bleaching 3 hours than being 1:15 under 85 ℃ of temperature, bleaching water-insoluble dietary fiber later is washed with distilled water to no H 2O 2Smell, centrifuge filters, and filter residue is subsequent use; With the filter residue that obtains in 45 ℃ of baking ovens dry 25 hours, pulverized 3 times with pulverizer dry back, pulverize the back and cross 90 mesh sieves, water-insoluble dietary fiber.
Embodiment 3
The technological process that the residue of gracilaria verrucosa agar gel processing prepares water-insoluble dietary fiber method
Add the water of 30 times of its dry weights in the rhodophyta gracilaria verrucosa agar gel residue dry weight, leave standstill after the stirring, regather the gracilaria verrucosa agar gel residue, drying for standby; The dried gracilaria verrucosa agar gel residue that obtains is added the 0.10mol/L acetum; The ratio that adds is that volume (ml) ratio of dried gracilaria verrucosa agar gel residue weight (g) and acid solution is 1:20; With the liquid that obtains 60 ℃ of refluxing and stirring 3 hours; Naturally cool to room temperature, centrifuge filters the gracilaria verrucosa agar gel residue of the water-soluble dietary fiber that is removed, and is subsequent use; With adding concentration in the gracilaria verrucosa agar gel residue that obtains is 5% H 2O 2Solution, the ratio of adding are gracilaria verrucosa agar gel residue weight (g) and H 2O 2Liquor capacity (ml) stirs bleaching 4 hours than being 1:15 under 90 ℃ of temperature, bleaching water-insoluble dietary fiber later is washed with distilled water to no H 2O 2Smell, centrifuge filters, and filter residue is subsequent use; With the filter residue that obtains in 45 ℃ of baking ovens dry 30 hours, pulverized 4 times with pulverizer dry back, pulverize the back and cross 100 mesh sieves, water-insoluble dietary fiber.
Embodiment 4
The dietary fiber expansive force is measured
Take by weighing 1.00 gram dietary fiber finished products and put into graduated cylinder; Read the milliliter number of dietary fiber finished product in graduated cylinder, an amount of according to 20 ℃ of distilled water of expansive force adding of dietary fiber then, shake up; 20 ℃ of temperature held 24 hours, read the milliliter number after the imbibition of dietary fiber finished product in the graduated cylinder.The ratio of difference and the sample dry weight of the volume of fiber dust before the volume after the fiber imbibition and the suction is the expansive force (ml/g) of dietary fiber.Expansion Li ═ (expanding volume-dry product volume)/sample dry weight.
Embodiment 5
The dietary fiber retention ability is measured
Take by weighing 1.00 gram dietary fiber finished products and put into beaker, it is an amount of to add 20 ℃ of distilled water, shakes up; Under 20 ℃ of temperature, soaked 1 hour; Waterishlogged dietary fiber poured on the filter paper funnel filters, treat that water droplet is done after, all transfer to the dietary fiber that has combined water in the surface plate and to weigh.With suction back dietary fiber weight and the difference of the preceding dietary fiber weight of suction and the retention ability (ml/g) that the sample dry weight is dietary fiber.Chi Shui Li ═ (sample weight in wet base-sample dry weight)/sample dry weight.
Embodiment 6
The drafting of natrium nitrosum calibration curve
According to the corresponding relation of normal concentration and its absorbance of each natrium nitrosum, the regression equation of natrium nitrosum is: A=0.0771 C+0.0242, R=0.9988, wherein A is an absorbance, C is the concentration (ug/ml) of natrium nitrosum, R is a coefficient correlation.
Embodiment 7
The outer dietary fiber of simulation small intestine and body of stomach absorbs the experiment of nitrite anions salt
Get pH=2 and place different 250ml conical flask simulated gastric and small intestine environment respectively, add 0.50 gram dietary fiber and stir, respectively 5 in 37 ℃ of following constant temperature with 7 100 ml natrium nitrosum titers; 15,30,60; 120; Measure the absorbance of nitrite ion in the appearance liquid in 180,240 minutes, obtain the concentration of natrium nitrosum in kind liquid according to the regression equation of calibration curve.Be calculated as follows the adsorbance of dietary fiber: adsorbance=100 (N 1-N 2)/M, 100 are meant reaction cumulative volume, ml; N 1Be natrium nitrosum titer, 15.18ug/ml; N 2Be each chronometry natrium nitrosum concentration, ug/ml; M is the quantity of dietary fiber, 0.50 gram.

Claims (7)

1. the water-insoluble dietary fiber of rhodophyta gracilaria verrucosa agar gel residue preparation; It is characterized in that: described water-insoluble dietary fiber is that the residue of being processed by the rhodophyta gracilaria verrucosa agar gel is raw material, handles, bleaches processing, drying and pulverizing process, the water-insoluble dietary fiber that makes through the acid solution of carrying out washing treatment, water-soluble dietary fiber; The outward appearance of this water-insoluble dietary fiber is Powdered; It is light yellow that color and luster is, and retention ability is 4.325, and expansive force is 3.93 ml/g.
2. the water-insoluble dietary fiber of rhodophyta gracilaria verrucosa agar gel residue preparation, it is characterized in that: described water-insoluble dietary fiber is to be made by following step:
(1) carrying out washing treatment: add the water of 30 times of its dry weights in the rhodophyta gracilaria verrucosa agar gel residue dry weight, leave standstill after the stirring, regather the gracilaria verrucosa agar gel residue, drying for standby;
(2) water-soluble dietary fiber is handled: the dried gracilaria verrucosa agar gel residue that step (1) is obtained adds acid solution; The ratio that adds is that volume (ml) ratio of dried gracilaria verrucosa agar gel residue weight (g) and acid solution is 1:20; With the liquid that obtains 55~60 ℃ of refluxing and stirring 2 ~ 3 hours; Naturally cool to room temperature, centrifuge filters the gracilaria verrucosa agar gel residue of the water-soluble dietary fiber that is removed, and is subsequent use;
(3) bleaching is handled: add concentration in the gracilaria verrucosa agar gel residue that step (2) is obtained and be 5% H 2O 2Solution, the ratio of adding are gracilaria verrucosa agar gel residue weight (g) and H 2O 2Liquor capacity (ml) stirs bleaching 2 ~ 4 hours than being 1:15 under 80 ~ 90 ℃ of temperature, bleaching water-insoluble dietary fiber later is washed with distilled water to no H 2O 2Smell, centrifuge filters, and filter residue is subsequent use;
(4) drying and pulverization process: the filter residue that step (3) is obtained in 45 ℃ of baking ovens dry 20 ~ 30 hours, pulverize 2 ~ 4 times with pulverizer dry back, pulverizes the back and cross 80 ~ 100 mesh sieves, the water-insoluble dietary fiber of gained;
The outward appearance of this water-insoluble dietary fiber is Powdered, and it is light yellow that color and luster is, and retention ability is 4.325, and expansive force is 3.93 ml/g.
3. the water-insoluble dietary fiber of a kind of rhodophyta gracilaria verrucosa agar gel residue preparation according to claim 1 and 2, it is characterized in that: described acid solution is hydrochloric acid, sulfuric acid or acetic acid.
4. the water-insoluble dietary fiber of a kind of rhodophyta gracilaria verrucosa agar gel residue preparation according to claim 3, it is characterized in that: the concentration of described hydrochloric acid is 0.01mol/L, and the concentration of sulfuric acid is 0.02mol/L, and the concentration of acetic acid is 0.10mol/L.
5. a rhodophyta gracilaria verrucosa agar gel residue prepares the method for water-insoluble dietary fiber, and it is characterized in that: these method concrete steps are following:
(1) carrying out washing treatment: add the water of 30 times of its dry weights in the rhodophyta gracilaria verrucosa agar gel residue dry weight, leave standstill after the stirring, regather the gracilaria verrucosa agar gel residue, drying for standby;
(2) water-soluble dietary fiber is handled: the dried gracilaria verrucosa agar gel residue that step (1) is obtained adds acid solution; The ratio that adds is that volume (ml) ratio of dried gracilaria verrucosa agar gel residue weight (g) and acid solution is 1:20; With the liquid that obtains 55~60 ℃ of refluxing and stirring 2 ~ 3 hours; Naturally cool to room temperature, centrifuge filters the gracilaria verrucosa agar gel residue of the water-soluble dietary fiber that is removed, and is subsequent use;
(3) bleaching is handled: add concentration in the gracilaria verrucosa agar gel residue that step (2) is obtained and be 5% H 2O 2Solution, the ratio of adding are gracilaria verrucosa agar gel residue weight (g) and H 2O 2Liquor capacity (ml) stirs bleaching 2 ~ 4 hours than being 1:15 under 80 ~ 90 ℃ of temperature, bleaching water-insoluble dietary fiber later is washed with distilled water to no H 2O 2Smell, centrifuge filters, and filter residue is subsequent use;
(4) drying and pulverization process: the filter residue that step (3) is obtained in 45 ℃ of baking ovens dry 20 ~ 30 hours, pulverize 2 ~ 4 times with pulverizer dry back, pulverizes the back and cross 80 ~ 100 mesh sieves, the water-insoluble dietary fiber of gained.
6. prepare the method for water-insoluble dietary fiber according to the said a kind of rhodophyta gracilaria verrucosa agar gel residue of claim 5, it is characterized in that: the described acid solution of step (2) is hydrochloric acid, sulfuric acid or acetic acid.
7. prepare the method for water-insoluble dietary fiber according to the said a kind of rhodophyta gracilaria verrucosa agar gel residue of claim 6, it is characterized in that: the concentration of described hydrochloric acid is 0.01mol/L, and the concentration of sulfuric acid is 0.02mol/L, and the concentration of acetic acid is 0.10mol/L.
CN2011103559019A 2011-11-11 2011-11-11 Water insoluble dietary fiber prepared from red alga plant gracilaria agar residue and preparation method thereof Pending CN102499396A (en)

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CN105326057A (en) * 2015-11-10 2016-02-17 福建省金燕海洋生物科技股份有限公司 Extraction process of alga gracilaria dietary fibers
US10426184B1 (en) 2018-05-08 2019-10-01 Nutriomix, Inc. Seaweed meal and method of making the same
CN109007657A (en) * 2018-05-14 2018-12-18 萃奥密公司 Seawood meal and preparation method thereof
CN113862317A (en) * 2021-05-19 2021-12-31 集美大学 Method for treating agar industrial waste residue
CN114938753A (en) * 2022-06-07 2022-08-26 广西红树林研究中心 Method for preventing and treating harm of enteromorpha in mangrove forest
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