Method for detecting total flavone in production of herba epimedii

The invention discloses a method for detecting total flavone in the production of herba epimedii. The method comprises the following steps: (1) preparing a herba epimedii extraction solution and sampling; (2) collecting a near infrared spectrum corresponding to a spectrum by using an AOTF (Acousto Optic Tunable Filter) near-infrared spectroscopy; (3) collecting the content of the total flavone in the collected samples by using an ultraviolet spectrophotometry in an offline manner; (4) associating near-infrared spectroscopic data and off-line detection data by using mathematical measuring software, and establishing a correction model; (5) detecting the content of the total flavone in the extraction solution in the production process by using the established correction model in an on-line manner. According to the method, a correction sample set in the process is collected and extracted, the content of the total favone in the sample is detected by using the ultraviolet spectrophotometry, the ...

Health-care vinegar, brewing method and application in preventing cardiovascular diseases thereof

The invention discloses health-care vinegar, a brewing method and application in preventing cardiovascular diseases thereof. The method comprises the following steps: (1) removing peel of 6 to 7 weight percent of fresh kudzuvine root after the fresh kudzuvine root is cleaned, adding water or medicinal extract for homogenating, and regulating the quality concentration of starch to be over 10 percent; (2) heating the homogenated fresh kudzuvine root for 10 to 20 minutes at the temperature of between 120 and 125 DEG C; (3) adding rhizopus, activated dried yeast, aroma-producing yeast and lactic acid bacteria into the sterilized mixture to ferment distilled wort, adding 10 percent lactic acid bacteria seed fermentation broth into the mixture when the alcohol content is detected to be between 6 and 8 percent, leading the fermentation temperature to be between 26 and 34 DEG C, adding edible salt into the mixture when the acidity of the fermentation broth is not changed, and stopping alcoholic ...

Ophiopogon japonicus extract, preparation method and hypoglycemic application thereof

The invention relates to an ophiopogon japonicus extract, a preparation method and the hypoglycemic application thereof. The preparation method of the ophiopogon japonicus extract comprises: ophiopogon medicine is taken to be decocted for 1-3 times, added with water by 5-20 times every time, then decocted for 30-120min every time, and filtered and merged into water-decocted liquid; after being concentrated to the density of 1.05-1.35g/ml, the obtained water-decocted liquid is added with ethanol until the alcohol content has the volume percent of 50-80%, and is collected and precipitated afterstaying over night; the precipitation is separated and purified by sephadex column, and then processed by vacuum freeze drying, so that white loose flocculent crystal which is the ophiopogon japonicusextract can be obtained, and the extract has the sugar content of 90-98%( based on fructose) as well as the molecular weight within the range of 500-2000. Animal experiments prove that the ophiopogonjaponicus ...

Health-care vinegar, vinegar drink preparation method and anti-alcohol liver-protection application thereof

The invention provides health-care vinegar, a vinegar drink preparation method and anti-alcohol liver-protection application thereof. The method comprises the following steps: (1) grinding rice and kudzuvine root into thick liquid with water, regulating the concentration of starch to be over 10 percent with sterile water or traditional Chinese medicinal extract, and heating the mixture at the temperature of between 125 and 130 DEG C; (2) adding rhizopus, activated dried yeast, aroma-producing yeast and lactic acid bacteria into the sterilized mixture to ferment distilled wort, and stopping alcoholic fermentation when the alcohol content is between 10 and 15 percent; (3) regulating the alcohol concentration to be between 6 and 8 percent with the sterile water or the traditional Chinese medicinal extract, adding acetic acid bacteria solution which is 10 percent of fermentation broth by volume into the mixture at the temperature of between 26 and 34 percent, and stopping fermentation until ...

Health-care vinegar, brewing method and hyperglycemic reduction application thereof

The invention discloses health-care vinegar, a brewing method and hyperglycemic reduction application thereof. The health-care vinegar is prepared from 4 to 7 parts of rice, and 2 to 4 parts of yam. The brewing method comprises the following steps: (1) pulping the rice and yam with water, regulating the starch concentration to be over 10 percent by adopting sterile water or traditional Chinese medicinal extract, and heating the mixture for 5 to 10 minutes at the temperature of between 125 and 130 DEG C; (2) adding rhizopus, activated dried yeast, aroma-producing yeast and lactic acid bacteria into the sterilized mixture to ferment distilled wort, adding lactic acid bacteria seed fermentation broth into the mixture when the alcohol content is detected to be between 6 and 8 percent, leading the fermentation temperature to be between 26 and 34 DEG C, adding edible salt into the mixture when the acidity of the fermentation broth is not changed, and stopping alcoholic fermentation; and (3) ageing ...

Ophiopogon japonicus extract, preparation method and hypoglycemic application thereof

The invention relates to an ophiopogon japonicus extract, a preparation method and the hypoglycemic application thereof. The preparation method of the ophiopogon japonicus extract comprises: ophiopogon medicine is taken to be decocted for 1-3 times, added with water by 5-20 times every time, then decocted for 30-120min every time, and filtered and merged into water-decocted liquid; after being concentrated to the density of 1.05-1.35g/ml, the obtained water-decocted liquid is added with ethanol until the alcohol content has the volume percent of 50-80%, and is collected and precipitated after staying over night; the precipitation is separated and purified by sephadex column, and then processed by vacuum freeze drying, so that white loose flocculent crystal which is the ophiopogon japonicus extract can be obtained, and the extract has the sugar content of 90-98%( based on fructose) as well as the molecular weight within the range of 500-2000. Animal experiments prove that the ophiopogon ...

Health-care vinegar, brewing method and application in preventing cardiovascular diseases thereof

Quality detecting method for concentration process in horny goat weed extract production process

The invention discloses a quality detecting method for concentration process in the horny goat weed extract production process. The quality detecting method comprises the following steps: (1) preparing a horny goat weed concentrate; (2) sampling: mounting a sampling valve on a circulating pipeline of a concentrating tank to sample, and recording sampling time, wherein the sampling scheme is that sampling is conducted every 2-5 min for 50 mL each time; (3) utilizing an AOTF (Acousto-Optic Tunable Filter) near infrared spectrometer to collect near infrared spectrums corresponding to spectrums; (4) detecting the total flavonoid content of the collected sample off-line through an ultraviolet spectrophotometry; (5) utilizing a mathematical metering software to correlate near infrared spectrum data and off-line test data, and establishing a calibration model. According to the invention, the near infrared spectroscopy is successfully applied to the production process of the traditional Chinese ...