CN106497679B - A kind of extracting method of Mongollian Thyme Herb essential oil - Google Patents
A kind of extracting method of Mongollian Thyme Herb essential oil Download PDFInfo
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- CN106497679B CN106497679B CN201611184665.8A CN201611184665A CN106497679B CN 106497679 B CN106497679 B CN 106497679B CN 201611184665 A CN201611184665 A CN 201611184665A CN 106497679 B CN106497679 B CN 106497679B
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/025—Recovery by solvent extraction
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/022—Refining
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- Life Sciences & Earth Sciences (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
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- Organic Chemistry (AREA)
- Edible Oils And Fats (AREA)
- Extraction Or Liquid Replacement (AREA)
- Fats And Perfumes (AREA)
Abstract
A kind of extracting method of Mongollian Thyme Herb essential oil provided by the invention, Mongollian Thyme Herb powder and distilled water are put into container by the liquid-to-solid ratio of 5:1-30:1 first and mixed, Mongollian Thyme Herb essential oil is extracted using ultrasonic extractor later, wherein, the technological parameter of the ultrasonic extractor are as follows: ultrasonic power 100-400W, soak extraction temperature are 30-55 DEG C, the ultrasonic wave extraction time is 10-50min.The present invention is simple using ultrasonic wave assisted extraction method extraction Mongollian Thyme Herb essential oil method, and condition is easy to control, and extraction time is short, and oil productivity is high, and the method improves the quality of Mongollian Thyme Herb essential oil.
Description
Technical field
The invention belongs to field of biotechnology, are related to a kind of method of the Study on extraction of Mongollian Thyme Herb essential oil.
Background technique
Mongollian Thyme Herb is a kind of natural plants, and main chemical compositions include the objects such as volatile oil, Flavonoid substances, more glucides
Matter.Medicine man, Ming Dynasty Li Shizhen (1518-1593 A.D.) also has brief record " taste micro-pungent, natives boil mutton food with it, fragrant " in Compendium of Material Medica；
Therefore its raw material of additive made by Mongollian Thyme Herb essential oil are pure plant Mongollian Thyme Herb, and pollution-free during extraction of essential oil, nothing
Residual, therefore liked deeply by the majority of consumers, therefore Mongollian Thyme Herb essential oil additive also has good answer in the industries such as food, beverage
It with prospect, development space and has a high potential, the Devoting Major Efforts To Developing of Mongollian Thyme Herb essential oil is also imperative.Therefore, the present invention extracts Mongollian Thyme Herb
The technical study method of essential oil, it is simple and easy and extract that quality is high, oil yield is high.
Summary of the invention
The object of the present invention is to provide a kind of extraction process technologies of Mongollian Thyme Herb essential oil, solve existing in the prior art ask
Topic.It is domestic at present low using conventional method extraction its oil productivity of Mongollian Thyme Herb essential oil, and domestic research is mainly in Mongollian Thyme Herb chemical component
Quantitative analysis on, to how to improve, Mongollian Thyme Herb essential oil oil productivity, optimization Mongollian Thyme Herb extraction of essential oil technical study are all fewer, therefore grind
Study carefully and how to improve Mongollian Thyme Herb essential oil oil productivity, optimizes the problem of Mongollian Thyme Herb extraction of essential oil technique just becomes urgent need to resolve.
The technical scheme adopted by the invention is that:
A kind of extracting method of Mongollian Thyme Herb essential oil provided by the invention, comprising the following steps:
Mongollian Thyme Herb powder and distilled water are put into container by the liquid-to-solid ratio of 5:1-30:1 and are mixed by the first step, later will
Container containing mixing liquid material, which is put into water-bath, to be impregnated, and is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Second step extracts Mongollian Thyme Herb essential oil using ultrasonic extractor, wherein the technological parameter of the ultrasonic extractor
Are as follows: ultrasonic power 100-400W, soak extraction temperature are 30-55 DEG C, the ultrasonic wave extraction time is 10-50min；
Third step is filtered Mongollian Thyme Herb essential oil mixed liquor obtained in second step by vacuum pump while hot；
Extraction: 4th step NaCl powder is added into Mongollian Thyme Herb essential oil filtrate, wherein the NaCl powder and Mongollian Thyme Herb powder
Mass ratio be 1:4-1:6；Add petroleum ether；
5th step will pour into stratification in separatory funnel after Mongollian Thyme Herb essential oil solution extracted concussion, collect stone later
Oily ether layer, and anhydrous sodium sulfate solid is added into petroleum ether layer solution, it carries out except water process；
6th step, evaporation: carrying out decompression suction filtration to the Mongollian Thyme Herb essential oil after water removal using Rotary Evaporators, later to Mongollian Thyme Herb essence
Oily filter liquid carries out heating water bath distillation, up to the outflow of no petroleum ether, finally obtains Mongollian Thyme Herb essential oil solution.
Preferably, in the first step, the partial size of the Mongollian Thyme Herb powder is 40 mesh.
Preferably, in second step, the technological parameter of the ultrasonic extractor are as follows: ultrasonic power 200W, immersion mention
Take that temperature is 45 DEG C, the ultrasonic wave extraction time is 30min.
Preferably, it before carrying out third step suction filtration, needs Mongollian Thyme Herb essential oil mixed liquor obtained in second step pouring into appearance
It is heated in device, after extracting 2.5h, 2.5h is condensed back, for improving the dissolution rate of the Mongollian Thyme Herb essential oil, wherein condensing
In reflux course, the Mongollian Thyme Herb essential oil mixed liquor keeps slight boiling condition.
Preferably, in the 4th step, the petroleum ether repeats extraction three times, gross mass and the Mongollian Thyme Herb essence that the petroleum ether is added
The total mass ratio of oily mixed liquor is 2:1-4:1.
Preferably, in the 5th step, the additional amount of anhydrous sodium sulfate solid and the mass ratio of Mongollian Thyme Herb powder are 1:2-1:
3。
Compared with prior art, the beneficial effects of the present invention are:
The extracting method of a kind of Mongollian Thyme Herb essential oil provided by the invention, first by Mongollian Thyme Herb powder and distilled water by 5:1-30:1's
Liquid-to-solid ratio is put into container and is mixed, and extracts Mongollian Thyme Herb essential oil using ultrasonic extractor later, wherein the ultrasonic wave extraction
The technological parameter of machine are as follows: ultrasonic power 100-400W, soak extraction temperature are 30-55 DEG C, the ultrasonic wave extraction time is 10-
50min.The present invention is simple using ultrasonic wave assisted extraction method extraction Mongollian Thyme Herb essential oil method, and condition is easy to control, and extraction time is short,
Oil productivity is high, and the method improves the quality of Mongollian Thyme Herb essential oil.
Detailed description of the invention
Fig. 1 is influence of the different ultrasonic powers to Mongollian Thyme Herb essential oil oil productivity；
Fig. 2 is influence of the different extraction temperatures to Mongollian Thyme Herb essential oil oil productivity；
Fig. 3 is influence of the different extraction times to Mongollian Thyme Herb essential oil oil productivity；
Fig. 4 is influence of the different liquid-to-solid ratios to Mongollian Thyme Herb essential oil oil productivity；
Fig. 5 is the effect curve of Mongollian Thyme Herb extraction of essential oil.
Specific embodiment
The present invention will be described in detail combined with specific embodiments below, and following embodiments and explanation are only used to explain this hair
It is bright but not as a limitation of the invention.
Mongollian Thyme Herb method of extraction of essential oil research of the present invention, comprising the following steps:
The first step removes the weeds that are mingled in Mongollian Thyme Herb sample, base of leaf is separated, is crushed with pulverizer, then with 40 mesh sieve
Sieve takes, and the Mongollian Thyme Herb powder under sieve is put into stand-by in the sack of dry sealing.
Second step, by after above-mentioned drying Mongollian Thyme Herb powder and distilled water be put into three mouthfuls of round bottoms by the liquid-to-solid ratio of 5:1-30:1 and burn
It is mixed in bottle, the three neck round bottom flask containing mixing liquid material is put into water-bath impregnates 4-5h later, make Mongollian Thyme Herb powder
It is completely dissolved in distilled water；
Third step pours into the Mongollian Thyme Herb powder solution sufficiently dissolved in ultrasonic extractor, carries out ultrasonic wave extraction and obtains
Mongollian Thyme Herb essential oil mixed liquor, wherein the process conditions of ultrasonic wave extraction Mongollian Thyme Herb essential oil are as follows: ultrasonic power 100-400W, immersion mention
Taking temperature is 30-55 DEG C, the ultrasonic wave extraction time is 10-50min；
Mongollian Thyme Herb essential oil mixed liquor is poured into three neck round bottom flask and be heated to slightly boiled, extraction 2.5h by the 4th step, so that
Mongollian Thyme Herb essential oil is easier to soak in molten aqueous solution；
Mongollian Thyme Herb mixed liquor in three-necked flask is condensed back 2.5h, to improve the dissolution rate of Mongollian Thyme Herb essential oil by the 5th step.Its
In, in the process it is not necessary that zeolite is added, temperature is controlled, so that Mongollian Thyme Herb essential oil mixed liquor is always held at slight boiling condition；
6th step is filtered the resulting Mongollian Thyme Herb essential oil mixed liquor of upper step by vacuum pump while hot, to improve Mongollian Thyme Herb essence
The rate of transform of oil；
Extraction: 7th step NaCl powder is added into Mongollian Thyme Herb essential oil filtrate, wherein the NaCl powder and Mongollian Thyme Herb powder
Mass ratio be 1:4-1:6；Add petroleum ether, the petroleum ether repeats extraction three times, and the gross mass of the petroleum ether with
The total mass ratio of Mongollian Thyme Herb essential oil mixed liquor is 2:1-4:1.Stratification in separatory funnel is poured into after concussion, collects petroleum ether later
Layer, and anhydrous sodium sulfate solid is added into petroleum ether layer solution, it carries out except water process, wherein the anhydrous sodium sulfate solid
Mass ratio with Mongollian Thyme Herb powder is 1:2-1:3；
Evaporation: 8th step carries out decompression suction filtration using Rotary Evaporators, Mongollian Thyme Herb essential oil is made to obtain maximum transfer rate to reduce
The volatilization of Mongollian Thyme Herb essential oil is distilled later to recycle petroleum ether by water bath heating, up to the outflow of no petroleum ether, is recorded at this time
The color of Mongollian Thyme Herb essential oil, smell and putting to room temperature are weighed.
Embodiment 1
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 15:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 150W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 5.8%.
Embodiment 2
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 150W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 8.3%.
Embodiment 3
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 25:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 150W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 7.9%.
Embodiment 4
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 150W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 5.1%.
Embodiment 5
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 200W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 8.6%.
Embodiment 6
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 250W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 8.4%.
Embodiment 7
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 200W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 7.0%.
Embodiment 8
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 200W, soak extraction temperature be greater than 45 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 8.9%.
Embodiment 9
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 200W, soak extraction temperature be greater than 50 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 8.4%.
Embodiment 10
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 200W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 20min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 8.0%.
Embodiment 11
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 200W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 30min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 8.6%.
Embodiment 12
Its step is same as above, and difference is:
Firstly, Mongollian Thyme Herb powder and distilled water are put into three neck round bottom flask by the liquid-to-solid ratio of 20:1 and are mixed, later will
Three neck round bottom flask containing mixing liquid material, which is put into water-bath, impregnates 4h, is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Secondly, when carrying out Mongollian Thyme Herb extraction of essential oil using ultrasonic extractor, the technological parameter of ultrasonic wave extraction Mongollian Thyme Herb essential oil
Are as follows: ultrasonic power 200W, soak extraction temperature be greater than 40 DEG C, the ultrasonic wave extraction time be 40min；
Furthermore three times by petroleum ether extraction, finally, the oil productivity of Mongollian Thyme Herb essential oil is 8.3%.
Show by further tests study analysis
Ultrasonic wave assisted extraction method extraction Mongollian Thyme Herb essential oil method is simple, and condition is easy to control, and extraction time is short, oil productivity
Height, and the method improves the quality of Mongollian Thyme Herb essential oil.
The above only illustrates the present invention to facilitate, and is not departing from the scope that the present invention creates, is being familiar with this skill
What those skilled in the art of art were done various simply in a disguised form should belong to protection scope of the present invention with modification.
Claims (5)
1. a kind of extracting method of Mongollian Thyme Herb essential oil, which comprises the following steps:
Mongollian Thyme Herb powder and distilled water are put into container by the liquid-to-solid ratio of 5:1-30:1 and are mixed, will contained later by the first step
The container of mixing liquid material, which is put into water-bath, to be impregnated, and is completely dissolved in Mongollian Thyme Herb powder in distilled water；
Second step extracts Mongollian Thyme Herb essential oil using ultrasonic extractor, wherein the technological parameter of the ultrasonic extractor are as follows: super
Acoustic power is 100-400W, soak extraction temperature is 30-55 DEG C, the ultrasonic wave extraction time is 10-50min；
Third step is filtered Mongollian Thyme Herb essential oil mixed liquor obtained in second step by vacuum pump while hot；
Extraction: 4th step NaCl powder is added into Mongollian Thyme Herb essential oil filtrate, wherein the matter of the NaCl powder and Mongollian Thyme Herb powder
Amount is than being 1:4-1:6；Add petroleum ether；
5th step will pour into stratification in separatory funnel after Mongollian Thyme Herb essential oil solution extracted concussion, collect petroleum ether later
Layer, and anhydrous sodium sulfate solid is added into petroleum ether layer solution, it carries out except water process；
6th step, evaporation: carrying out decompression suction filtration to the Mongollian Thyme Herb essential oil after water removal using Rotary Evaporators, filters later to Mongollian Thyme Herb essential oil
Liquid carries out heating water bath distillation, up to the outflow of no petroleum ether, finally obtains Mongollian Thyme Herb essential oil solution；
In 4th step, the petroleum ether repeats extraction three times, the gross mass that the petroleum ether is added and Mongollian Thyme Herb essential oil mixed liquor
Total mass ratio is 2:1-4:1.
2. a kind of extracting method of Mongollian Thyme Herb essential oil according to claim 1, it is characterised in that: in the first step, the Mongollian Thyme Herb
The partial size of powder is 40 mesh.
3. a kind of extracting method of Mongollian Thyme Herb essential oil according to claim 1, it is characterised in that: in second step, the ultrasound
The technological parameter of wave extractor are as follows: ultrasonic power 200W, soak extraction temperature are 45 DEG C, the ultrasonic wave extraction time is
30min。
4. a kind of extracting method of Mongollian Thyme Herb essential oil according to claim 1, it is characterised in that: filter it carrying out third step
Before, it needs to pour into Mongollian Thyme Herb essential oil mixed liquor obtained in second step in container and heat, after extracting 2.5h, be condensed back
2.5h, for improving the dissolution rate of the Mongollian Thyme Herb essential oil, wherein during condensing reflux, the Mongollian Thyme Herb essential oil mixed liquor is protected
Hold slight boiling condition.
5. a kind of extracting method of Mongollian Thyme Herb essential oil according to claim 1, it is characterised in that: anhydrous in the 5th step
The additional amount of solid sodium sulfate and the mass ratio of Mongollian Thyme Herb powder are 1:2-1:3.
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Inventor after: Duan Yizhong Inventor after: He Xuelin Inventor after: Du Zhongyu Inventor after: Li Juan Inventor after: Shang Jing Inventor before: Duan Yizhong Inventor before: Du Zhongyu Inventor before: Li Juan Inventor before: Shang Jing |
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Inventor after: Duan Yizhong Inventor after: He Xuelin Inventor after: Du Zhongyu Inventor after: Li Juan Inventor after: Shang Jing Inventor after: Xie Xiaoying Inventor before: Duan Yizhong Inventor before: He Xuelin Inventor before: Du Zhongyu Inventor before: Li Juan Inventor before: Shang Jing |
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Effective date of registration: 20210318 Address after: Room 0803 and 0804, block a, hi tech building, Mingzhu Avenue, Yulin hi tech Industrial Park, Shaanxi Province, 719000 Patentee after: Yulin Shengfang Seabuckthorn Biotechnology Co.,Ltd. Address before: No. 2, cultural North Road, Yulin, Shaanxi Province, Shaanxi Patentee before: YULIN University |