313 results about "SODIUM SACCHARIN" patented technology

The invention provides a cassia obtusifolia tea bag with functions of weight reduction, hypotension and hypoglycemic effect, which is characterized in that the production process comprises the following steps: washing, cleaning and drying the cassia obtusifolia stem, leaf and grain, crushing by a pulverizer to 280 meshes, uniformly stirring, packing, disinfecting to obtain the cassia obtusifolia tea bag with functions of lipid lowering, hypotension and hypoglycemic effect. The optimal composition and the weight part ratio of the tea bag are: 40-60 parts of dried cassia obtusifolia stem, leaf and grain, 10 parts of dried lotus leaf, 5 parts of haw, 5 parts of dried balsam pear, 5 parts of Chinese wolfberry, 10 parts of Pu'er tea, 10 parts of cassia seed, 5 parts of mulberry leaf, 5 parts of folium apocyni veneti, 5 parts of Chinese yam as medicine, 3 parts of rhubarb, 2 parts of chrysanthemum, 2 parts of honeysuckle flower, 1 part of boat-fruited sterculia, 5 parts of cassia seed, 5 parts of kudzu root and 10 parts of additive. The additive is composed of fatty acid sucrose ester, xylitol, mannitol crystal, natural menthol, citric acid, trisodium phosphate, sodium saccharin and steviosid; the above components are carried out the processes of crushing, mixing, uniformly stirring, packing and disinfecting to obtain the tea bag.

The invention relates to gum-protecting whitening toothpaste. The gum-protecting whitening toothpaste is prepared from the following components: sorbitol, xylitol, sodium phytate, brilliant blue pigment, sodium lauroyl sarcosine, ethylene diamine tetraacetic acid (EDTA) disodium, plant chitosan, trehalose, sodium saccharin, sodium pyrophosphate, glycerol, sodium hyaluronate, xanthan gum, hydroxyethyl cellulose, polyvinyl pyrrolidone (PVP) cross-linking agent, shell powder, silicon dioxide (friction type), silicon dioxide (thickening type), zinc citrate, lysozyme, pawpaw extract, vitamin E, peppermint essence, silica (whitening particles) and pure water. The components coordinate with one another, so that the effects of protecting gum and whitening teeth are achieved.

The invention discloses a composite sweetening agent, belonging to the field of food additives, particularly relates to a sweetening agent and a preparation process thereof. The composite sweetening agent comprises the following ingredients: 10-15 wt% of sodium saccharin, 30-65 wt% of sodium cyclamate, 5-10 wt% of Acesulfame-K, 2-4.75 wt% of aspartame, 0-1 wt% of sucralose, 0-1 wt% of stevioside, 0.1-0.25 wt% of neotame, and 2-5 wt% of synergist. The composite sweetening agent is prepared by scientific proportioning the 7th-generation sweetening agent and adding the synergist as an aid, has the advantages of high sweetness, good mouthfeel, and good stability, can be widely applied in food, forage and health products, and has a huge market prospect.

The invention relates to feed compound sweetener, which comprises 10 to 99 parts of saccharin or salt thereof by weight, 1 to 20 parts of synergist by weight and 0.1 to 10 parts of reinforcing agent by weight. The saccharin or salt thereof, the synergist and the reinforcing agent are heated and dissolved in water and then subjected to spray drying; preferably, the feed compound sweetener also comprises 0.1 to 5 parts of anti-caking agent by weight, which is mixed after the spray drying; and the spray drying is performed by an anti-caking device. The invention also provides a production methodof the feed compound sweetener. With skillful and unique design, the feed compound sweetener can eliminate the metal bitterness of sodium saccharin, improve the comprehensive mouthfeel of the sweetener and offer comfortable feel like the mouthfeel of cane sugar; moreover, the active ingredients are uniform so as to obtain comfortable mouthfeel of the finished products. According to the invention,the dispersion performance in feed is improved, the product stability is increased and the use convenience and effect expression is enhanced, thus the invention is suitable for large-scale popularization and application.

A proposed toothpaste is disclosed providing a synergistic composition for toothpaste to prevent decay, to prevent and control dental plague and gingivitis, and to suppress growth of wide spectrum of micro organisms that cause periodontal disease, while not exhibiting any harmful particular side effect. It allows absorbing and removing odor components out of the oral cavity for a long period of time, removing stain from the teeth, and polishing them. The toothpaste comprises: Sodium Monofluorophosphate, Glycerin, Water, Calcium Carbonate, Xylitol-70%, Sodium Dodecyl Sulfate, Sodium Saccharin, Sodium Bicarbonate, Sodium Methylparaben, Xanthan Gum (E-415), Cellulose Gum (E-466), Hydrated Silica, Titanium Dioxide (E-171), Peppermint Oil, Commiphora Myrrh Extract, Menthol, Charcoal, Grape Seed Oil, and Extract of Brazilian Acai Berry. Particular amounts of weight units for preferred embodiments are provided, as well as a sample method of preparation the toothpaste.

The invention discloses a feed sweetener, comprising the following components by parts: 70-95 parts of saccharin sodium, 2-5 parts of synergist, 0.2-1.0 part of flavour enhancer and 2-25 parts of glucose, wherein, the synergist is ASP sweet, AK sugar, thaumatin, stevioside and / or maltol; the flavour enhancer is neotame. The feed sweetener is produced by the compound fusion-spray drying method. The feed sweetener has high liquidity, good mouthfeel of sucrose, lasting and stable sweet taste effect and sweet scent flavour. Being added into the feed, the feed sweetener can improve the feed palatability and is suitable for various growth stages of animals.

The pet animal food using fowl meat as main raw material is made up by using (by weight portion) 100 portions of chicken breast, 0.5-3 portions of sorbitol, 0.2-0.5 portions of red kojie rice, 0.04-0.1 portions of vitamin C, 0.02-0.05 portion of potassium sorbate, 0.005-0.010 portion of sodium saccharin and 0.005-0.015 portion of sodium nitrite through the processes of raw material treatment, mixing materials, controlling water content and removing oil, freezing, slicing, drying and packaging. Said product can be easily adsorbed by pet animal, can strenghen body of pet animal, firm skeleton and teeth of pet animal and can retain normal metabolic function.

The invention relates to an electroless nickel plating solution and an electroless nickel plating process for a flexible printed circuit board. The electroless nickel plating solution of the present invention comprises the following components: nickel salt, calculated as Ni2+ content, is 4.5-5.5g / L; reducing agent, 15-40g / L; complexing agent, 20-100g / L Stabilizer, 0.01~10mg / L; Accelerator, 0.001~1g / L; Low stress additive, 0.01~10g / L; The low stress additive is sodium naphthalene disulfonate, sodium benzenesulfonate, saccharin, gelatin, One or more of butynediol, acetic acid, coumarin, formaldehyde, and acetaldehyde. In the chemical nickel plating process of the present invention, the temperature of the chemical nickel plating liquid is 75-90 DEG C, the pH value of the chemical nickel plating liquid is 4.5-5.4, and the chemical nickel plating time is 15-30 minutes. The electroless nickel plating solution and the electroless nickel plating process of the present invention can effectively reduce the stress of the nickel layer, improve the toughness of the nickel layer, make the nickel layer have good bending performance, and meet the production and assembly requirements of flexible printed circuit boards , to further improve the yield rate.

The invention discloses a method for producing sodium saccharin. The method comprises the following steps: with phthalic anhydride as a raw material, preparing a sodium saccharin solution with baume degree of 25-40 Be at 60 DEG C through an amidation reaction, an esterification reaction, a diazotization reaction, a substitution reaction, a chlorination reaction, an ammonolysis reaction and a neutralization reaction, decoloring, filtering, concentrating, crystallizing, centrifugally drying and drying to obtain a finished product of sodium saccharin, wherein the ammonolysis reaction comprises: with liquid ammonia as a raw material, reacting liquid ammonia with o-sulfonylchloride methylbenzoate obtained in the chlorination reaction to generate o-sulfonamide methylbenzoate. The production method can be used for shortening the process route, reducing the production procedures, lowering the production cost, as well as reducing the ammonia nitrogen emission in production wastewater, the emission of 1 moL NH4<+> can be reduced in each production of 1 moL sodium saccharin, so that the ammonia nitrogen emission in the production wastewater can be decreased by 50% to benefit environmental protection.

The present invention relates to an electrolyte for producing a novel Fe—Ni alloy having an Ni content in a range of 33 to 42 wt %, specifically a nanocrystalline invar alloy having a grain size of 5 to 15 nm, by electroplating, and preparation conditions thereof. The electrolyte comprises, on the basis of 1 L of water, 32 to 53 g of ferrous sulfate or ferrous chloride, a mixture thereof; 97 g of nickel sulfate, nickel chloride, nickel sulfamate or a mixture thereof; 20 to 30 g of boric acid; 1 to 3 g of sodium saccharin; 0.1 to 0.3 g of sodium lauryl sulfate; and 20 to 40 g of sodium chloride. The Fe—Ni alloy sheet of the present invention exhibits excellent mechanical property compared to the conventional Fe—Ni alloy and a new property, i.e., a negative coefficient of thermal expansion at a given temperature range.

The invention discloses a deep-cleaning, antibacterial and tooth-protecting mouth wash based on chitosan derivatives. The mouth wash is prepared from, by weight, 3% of chitosan derivatives, 5% of glycerol, 1.5% of xylitol, 2% of efficient solubilizer, 0.55% of citric acid, 0.3% of sodium citrate, 0.25% of malic acid, 0.12% of menthol, 0.15% of mint fragrance, 2% of propolis extracts, 3.5% of tea leaf extracts, 0.07% of caramel colour, 0.04% of saccharin sodium, 0.2% of chlorhexidine, 0.0003% of domiphen bromide and the balance deionized water. The invention provides the deep-cleaning, antibacterial and tooth-protecting mouth wash based on the chitosan derivatives and the preparation method of the mouth wash. The mouth wash prepared through the method has the functions of inhibiting bacteria, removing dental plaque and preventing oral ulcer, gingivitis and other oral diseases, and is good in antibacterial effect, quick in effect, free of toxic and side effects and comfortable in mouthfeel.

The invention provide a sodium-potassium citrate chewing tablet, of which the prescription is composed of the following components by mass percent: 33.0-33.1% of potassium citrate, 27.8-27.9% of sodium citrate, 28-32% of filling agent, 0.05-0.3% of adhesive, 1-1.5% of lubricant, 3-5% of flavoring agent, 0.1-0.3% of aromatizer and 3-4% of moistureproof film coating agent, wherein the filling agentis mannitol or a mixture of mannitol and sorbitol or xylitol; the adhesive is hydroxypropyl methylcellulose or polyvidone K30; the lubricant is magnesium stearate or a mixture of magnesium stearate and micropowder silica gel; the flavoring agent is citric acid or a mixture of citric acid and sodium saccharin, aspartame or steviosin; and the aromatizer is pharmaceutically acceptable essence. The invention also provides a preparation method of the sodium-potassium citrate chewing tablet. The preparation method is simple and convenient to operate, low in cost and suitable for industrial production. The obtained tablet has stable and controllable quality, fresh and cool mouthfeel, sourness and sweetness in taste, mint fragrance or fruit fragrance, smooth and beautiful surface, uniform color, moderate hardness and rapid dissolution, and has good application prospects in treatment of gout and hyperuricemia as well as improvement of children and adult in vivo acidosis symptom and other aspects.

The invention discloses toothpaste. The toothpaste is characterized by comprising a stain-removing active component, an acid-proof desensitization component, a peculiar smell removing component and a base material component, wherein the stain-removing active component comprises modified sodium phytate and hydroxyapatite; the acid-proof desensitization component comprises sodium monofluorophosphate and a traditional Chinese medicine desensitization agent; the base material component comprises calcium carbonate or aluminium hydroxidem, silicon dioxide, saccharin sodium, glycerol or PEG-400 (Polyethylene Glycol-400), cellulose gum, xanthan gum, sorbierite, essence and sodium lauryl sulfate; a preservative and water are of the balance. Furthermore, the traditional Chinese medicine desensitization agent is composed of sanshoamides and eugenol. Through a compounding technology, the toothpaste disclosed by the invention has the advantages of greatly lightening aching and soft allergy feelings generated in a stain-removing process and avoiding generating uncomfortable feelings while cleaning dental plaques and complexly dissolving pigmentation of tooth surfaces.

The invention discloses a brightening strong moving cyanide-free alkaline copper solution, comprising the following components: 1-10g / L of copper ions, 50-200g / L of a complexing agent, 1-20 ppm of a brightener and 1-20 ppm of a moving agent. The complexing agent is one or more selected from HEDP, citric acid, pyrophosphate and sodium saccharin. The invention has the following advantages: no cyanide, high stability of plating solution, extremely strong moving capability of a plating layer, and bright red uniform plating layer.

The invention relates to a manufacture process for gargle used for oral cavity cleanness. The process comprises the following procedures: putting dried felon herb leaves with water content of 3 to 10% into a heating vessel; adding purified water; boiling the mixture; cooling the mixture to room temperature and carrying out filtration to obtain a filtrate; condensing the filtrate to prepare an extract of felon herb leaves; evenly mixing, on a mass percentage basis, 10 to 30% of an felon herb leaf extract, 1 to 5% of glycerin, 0.1 to 0.5% of peppermint, 0.1 to 0.3% of sodium saccharin, 0.1 to 0.4% of tween 80 and 4 to 24% of edible alcohol, and adding water so as to obtain 100% of a mixed solution; allowing the solution to stand, filtering the solution and carrying out packaging to obtain the product. The gargle for oral cavity cleanness provided in the invention has the characteristics of bacteriostasis, anti-inflammation, comfortable mouthfeel, no toxic and side effects and cheap raw materials. The manufacturing process for the gargle is simple and practicable.

The invention discloses a compound cefaclor suspension and a preparation method thereof, belonging to the field of pharmaceutical preparations. The compound cefaclor suspension comprises the following components in percentage by weight: 4-50 percent of cefaclor, 0.14-1.75 percent of bromhexine hydrochloride, 0.5-6 percent of macromolecule suspending agent, 0.1-1.8 percent of sweetener, 38.45-95.256 percent of cane sugar, 0.003-1 percent of sunset yellow and 0.001-1 percent of flavoring orange essence. The preparation method comprises the following steps of: after uniformly mixing the macromolecule suspending agent sodium carboxymethylcellulose with the cane sugar, adding an ethanol-water solution containing the sunset yellow and the sweetener saccharin sodium; and after preparing a soft material, granulating and drying, uniformly mixing with the cefaclor, the bromhexine hydrochloride and the flavoring orange essence to obtain the compound cefaclor suspension. The compound cefaclor suspension can be used for treating respiratory tract mild-to-severe infection caused by sensitive bacteria, tonsillitis, chronic bronchitis acute exacerbation, pneumonia, nasosinusitis, and the like.

The present invention discloses a montmorillonite suspension to treat non-infectious diarrhea, which is made by montmorillonite, glucose, sodium saccharin, vanillin, sodium benzoate and purified water with certain mix ratio by weight. The preparation method is that the montmorillonite is placed in a preparation tank, the water is added for soaking; then the excipients which are glucose, sodium saccharin, vanillin, sodium benzoate are added and the purified water is supplemented to the prescription dose, fully agitated, the liquid is placed in a colloid mill for milling and refining, after that the liquid can pass through a 325 mesh screen, the screened liquid is cooled down to room temperature after the agitating under the heating condition, the purified water is supplemented to the prescription dose, then the invention is made by fully agitating. Montmorillonite is made into the suspension, thus having finer particles, greater absorption force, stronger effects of gastrointestinal mucosal protection and elimination of pathogens, and faster application of the pharmacological role.

The invention discloses a rapid detection method for sodium saccharin in a wine product. The method comprises the following steps: (1) preparing a nanometer particle for Raman detection; (2) preparing standard sodium saccharin liquids with different concentrations; (3) respectively mixing the nanometer particle for Raman detection with the standard sodium saccharin liquids with different concentrations and subjecting obtained mixtures to Raman spectrum detection on a Raman spectrometer so as to obtain SERS spectra of sodium saccharin with different concentrations; (4) calculating characteristic peak intensity of the SERS spectra of the sodium saccharin with different concentrations so as to obtain an SERS intensity-concentration relation curve of the sodium saccharin; and (5) subjecting a to-be-detected wine liquid to Raman spectrum detection, comparing the characteristic peak of an obtained SERS spectrum of the to-be-detected wine liquid with the curve obtained in step (4) and determining whether the to-be-detected wine liquid contains sodium saccharin. The method provided by the invention has the advantages of a fast detection speed, low detection cost, no requirements on professional skills of detection personnel, immediate realization of rapid detection, etc.

The invention belongs to the field of toothpaste, and in particular relates to radix ginseng toothpaste. The radix ginseng toothpaste is prepared from the following components: 60-70% of sorbitol, 15-20% of hydrated silica, 1.0-10% of glycerin, 1.0-5% of polyethylene glycol-8, 2.0-2.5% of sodium lauryl sulfate, 1.0-1.5% of edible essence, 0.5-1.0% of carrageenan, 0.5-1.0% of cellulose gum, 0.2-0.25% of sodium saccharin, 0.2-0.5% of paeonol, 0.1-0.5% of tranexamic acid, 0.1-0.2% of tetrasodium pyrophosphate, 0.1-0.3% of sodium benzoate, 0.08% of a radix ginseng extract and the balance of water, wherein the sum of percents of the components is 100%. The radix ginseng toothpaste has the beneficial effects of having the functions of killing bacteria, maintaining the oral cavity to be fresh and preventing gingival bleeding.

The invention discloses a manufacturing method for a salty dried peanut with cream. The salty dried peanut with cream comprises the following raw materials by weight: 50 to 60 parts of a peanut, 3 to 4 parts of salt, 2 to 3 parts of sodium saccharin, 1 to 2 parts of cream, 2 to 3 parts of rehmannia root, 1 to 2 parts of pumpkin, 0.8 to 1.2 parts of strawberry leaf, 1 to 1.5 parts of wolfberry fruit, 3 to 4 parts of dried orange peel, 0.8 to 1.2 parts of Kuding leaf, 3 to 4 parts of jujube, 1 to 2 parts of mulberry leaf and 70 to 80 parts of water. The salty dried peanut with cream produced in the invention contains rich nutrients, has delicate fragrance and agreeable taste and is good leisure food. The peanut has nourishing and tonifying effects, promotes growth of brain cells, improves memory functions and is beneficial for prolonging one's life span; the traditional Chinese medicinal materials consisting of rehmannia root, wolfberry fruit, dried orange peel and the like are cooperatively used, so the salty dried peanut with cream can be used for treating symptoms like malnutrition, disorder of the spleen and the stomach, cough and asthma due to excessive phlegm.

The present invention relates to food, and is especially sour sweet pickles and the making process. The present invention making sour sweet pickles with the main material including rod chilli, small chilli, fresh garlic and Dihuan and the supplementary material including water, acetic acid, citric acid, sweetener, saccharin sodium and preservative. The making process includes the following steps: sorting material, pickling, eliminating pickled salt water, washing the pickled material for three times, treating with the supplementary material, sorting and packing. The sour sweet pickles have the functions of appetizing and eliminating oily feeling. The present invention has the advantages of simple operation, short production period and low production cost.

The present invention provides one waste copper containing acid solution recovering and utilizing process in saccharin sodium production. The waste copper containing acid solution recovering and utilizing process includes filtering to eliminate suspended organic matter, oxidizing the filtrate with mixed oxidant of sodium hypochlorite and potassium hypermanganate to eliminate low boiling point organic matter, decompression distilling the solution in vacuum to obtain dilute hydrochloric acid solution, further extraction and concentrating distillation to obtain hydrochloric acid solution of 30 % concentration, burning residue after decompression distilling to eliminate organic matter and obtain high purity copper sulfate and powder of other inorganic salts. The said process can recover the useful matter from waste acid solution and avoid environmental pollution effectively.

The invention relates to the technical field of food detection and particularly relates to a method for rapidly detecting benzoic acid, sorbic acid, sodium saccharin and acesulfame potassium. The method comprises the following steps: creating chromatographic conditions as follows: a chromatographic column is C18 150 mm * 4.6 mm * 5 [mu]m or C18 250 mm * 4.6 mm * 5 [mu]m, the mobile phase is that methyl alcohol plus 0.02 mol / L ammonium acetate equals to (10-15) plus (85-90), the flow velocity is 0.6-1.0 mL / min, the column temperature is 30+ / -5 DEG C, the detected wave lengths of benzoic acid, sorbic acid and sodium saccharin are 230 nm, the detected wave length of acesulfame potassium is 214 nm, and the injection volume is 10 [mu]L; accurately weighing 5.0000 g of a sample in a volumetric flask of 50 mL, adding 20 mL of I-grade water to dissolve, evenly mixing through vortex, implementing ultrasonic extraction for 30 minutes, adding 5 mL of potassium ferrocyanide solution and zinc acetate solution, implementing vortex precipitation for 3 minutes, metering the volume through the I-grade water, evenly mixing through vortex, processing through a water film of 0.22 mum, injecting the sample, preparing and mixing a standard solution, and drawing a standard solution curve. According to the method provided by the invention, the samples of various substrates are extracted together through the same extracting method, data of the four substances are acquired and analyzed at the same time, so that the working efficiency is greatly improved, and the experiment cost and the time are reduced and shortened.

The invention discloses toothpaste for eliminating bad breath, and relates to the technical field of toothpaste. The toothpaste comprises the following ingredients: 63-70% of 70% sorbitol, 0.1-5.0% of epidesmine powder, 2.0-5.0% of bamboo vinegar, 0.8-1.0% of artemisia annuae oil, 9-13% of abrasive silicon dioxide, 2.0% of thickening silicon dioxide, 2.0% of sodium lauryl sulfate, 0.95% of sodium carboxymethyl cellulose, 0.7% of polyethylene glycol, 0.30% of sodium saccharin, 0.3% of sodium benzoate, 0.15% of sodium dihydrogen phosphate, 0.25% of trisodium phosphate, 0.0025% of pigment and the balance of purified water. Compared with conventional toothpaste, the toothpaste has the functions of improving the degree of fresh breath and prolonging the time for fresh breath.

The invention discloses spiced in-shell peanuts. A preparation method of the spiced in-shell peanuts comprises the following steps: weighing 800 to 1200 parts by weight of main material in-shell peanuts; putting the in-shell peanuts into water for soaking, and after full soaking of the in-shell peanuts, rinsing cleanly with water; putting the obtained in-shell peanuts into water for boiling, after reaching 65 to 85% of cooked degree, fishing out and draining water; weighing auxiliary materials comprising 75 to 80 parts by weight of refined salt, 1.5 to 1.6 parts by weight of sodium cyclamate, 0.5 to 0.6 part by weight of sodium saccharin, 2.0 to 2.2 parts by weight of star anise, 1.8 to 2.0 parts by weight of cassia bark, 2.8 to 3.0 parts by weight of monosodium glutamate, and 1000 to 1400 parts by weight of water; adding the auxiliary materials into a container, and stirring evenly to obtain a soaking liquid; putting the boiled in-shell peanuts into the prepared soaking liquid for soaking, after the in-shell peanuts are tasty, fishing out and drying, and thus obtaining the spiced in-shell peanuts. The invention also discloses the spiced in-shell peanuts prepared by the preparation method.

A nose and throat anti-influenza solution is described that decreases the likelihood influenza infection and its spread. The solution's components are readily available and have been used to treat humans for other ailments previously, leading to an easily implemented, scalable, safe, and cost-effective solution. The core components of the solution include: specially denatured alcohol (SDA); Triton x-100; sodium saccharin; 1,8 cineole (eucalyptol); thymol; methyl salicylate; menthol; sorbitol and / or glycerin; sodium benzoate; poloxamer 407; polysorbate 80; and distilled water. Optionally, the solution also includes one or more of the following: citric acid; sambucus nigra agglutinin; a lectin that binds 2,3 sialic acid; nonoxynol-9; sialyllactose; a protease; a protease inhibitor; and / or chloroquine. The solution is applied to the nasal cavity via a pre-moistened cotton swab or a pre-moistened facial tissue and the solution is applied to the back of the throat via a spray, gum, or gargle solution. Further a nebulizer, atomizer, or inhaler can be used to apply the solution to the back of the throat, to the pharynx, and / or to the respiratory tract.

The invention discloses probiotic toothpaste with a function of oral helicobacter pylori resistance and a preparation method thereof and relates to the technical field of probiotic toothpaste. The probiotic toothpaste is prepared from the following raw materials in parts by weight: 1-15 parts of sorbitol, 1-8 parts of glycerinum, 1-20 parts of silicon dioxide, 0.1-10 parts of polyethylene glycol,0.1-3 parts of lauryl sodium sulfate, 0-5 parts of lactoferrin, 0.1-3 parts of carboxymethyl cellulose, 0-3 parts of probiotic complex, 0-3 parts of saccharin sodium salt, 0.1-3 parts of hydroxyethylcellulose, 0-3 parts of epsilon-polylysine and deionized water which is added until total amount is 100 parts. The probiotic toothpaste with the function of oral helicobacter pylori resistance is prepared by mixing probiotics with a bacteriostatic function with lactoferrin and epsilon-polylysine and auxiliary raw materials including glycerinum, carboxymethyl cellulose and sorbitol, and has the effects of quickly killing harmful bacteria, such as oral helicobacter pylori, cariogenic bacteria and the like.

The invention belongs to the field of food safety, and discloses a direct analysis in real time (DART) method for rapid determination of artificially synthesized sweeteners in a soft drink, which solves the problem that the conventional method requires complex sample pretreatment. The method particularly includes the following steps: a trace amount of a sample solution is accurately transferred to a screen; natural drying is carried out in the air; a DART ion source is combined with a triple quadrupole, so that the sample is directly analyzed through product ion scan under the negative ion mode; qualitative identification of the artificially synthesized sweeteners in the sample is carried out based on a comparison between tandem mass spectrums of a reference substance and the sample, and quantitative analysis is carried out through the external standard method. The limit of detection for the sweeteners determined through the method is 1ppm (parts per million), sample injection and analysis only need 5 minutes each time, and the linear relationship is good; acesulfame, sodium cyclamate and sodium saccharin in the soft drink can be determined simultaneously after simple dilution treatment of the sample; the detection method is sensitive, accurate, simple and convenient, and can achieve rapid screening of the artificially synthesized sweeteners in the soft drink.

The invention discloses a preparation method of toothpaste. The method requires the following raw materials in parts by weight: 0.1-0.5 part of bear bile powder, 15-25 parts of sorbitol, 5-10 parts of glycerol, 20-30 parts of calcium hydrogen phosphate dihydrate, 10-22 parts of hydrated silica, 5-15 parts of xylitol, 2-2.6 parts of sodium lauryl alcohol sulfate, 0.5-1.2 parts of cellulose gum, 0.3-0.7 part of xanthan gum, 0.1-0.3 part of sodium benzoate, 0.2-0.3 part of sodium saccharin, 0.2-0.3 part of anhydrous sodium pyrophosphate, 1-1.5 parts of essence and water which is added till 100 parts, wherein the preparation method comprises the following steps of burdening, stirring and degassing. The invention further discloses the toothpaste prepared according to the method. The toothpaste according to the invention has the advantages of fine paste body, fresh and tasty properties and effects of clearing heat and fire, strengthening tooth roots and teeth, nourishing gums and improving periodontal health.