59 results about "Standard Preparations" patented technology

The invention provides a method for assaying for troponin I in a sample such as serum, the method comprising a determination of the troponin I concentration in a sample using a standard preparation that comprises a complete native troponin complex. One exemplary assay for troponin I concentration according to the invention is an immunoassay. Further contemplated in the method is a step comprising contacting the sample with a Ca2+-binding agent. Another aspect of the invention is the standard preparation comprising a complete native troponin complex. Yet another aspect of the invention is a kit for use in the assay method comprising the standard preparation, a detectable label, and a troponin I binding partner, such as an anti-troponin I antibody. All aspects of the invention are usefully practiced using human materials, such as a human troponin complex, and / or human sources for samples.

There is a need for inspecting a heightwise variation in a sample. A holder holds a sample. A charge control unit charges the sample held by the holder. A retarding power supply applies a voltage to the sample held by the holder. An electro-optic system radiates an electron beam to the sample applied with a voltage by the retarding power supply and images a mirror electron returning near the surface of the sample. An image processing unit processes a mirror image resulting from imaging the mirror electron. The image processing unit outputs information corresponding to a difference between mirror images, i.e., a mirror image acquired by imaging the mirror electron and a mirror image for a prepared standard preparation, as a heightwise variation in a sample.

The invention relates to an ocean thematic drawing automatic compilation method based on a task flow. The method comprises steps of (1) ocean thematic symbol database preparation which divides ocean thematic symbols into 14 classes; (2) ocean thematic element symbolization which comprises ocean thematic drawing classification, data loading and classification drawing symbolization; and (3) diagram finishing which comprises drawing template design, drawing template and drawing type loading, metadata information filling and diagram outputting. The invention firstly unifies standard preparation of ocean drawings, integrates complex ocean elements which cannot be achieved on the GIS platform on a general GIS platform, changes the present situations that lots of drawing software are simultaneously used and drawing data formats are not uniform, and fills gaps of standard, normal and rapid preparation in the domestic ocean thematic drawing field.

The invention provides a standard preparation technology for a root carving product, which comprises the six steps, namely root timber preparation, tool preparation, auxiliary material preparation, forming, product surface coating and show adjusting. Strong applicability system production measure is adopted, root timber can be widely utilized, universality is strong, waste root timbers in drought and cold areas like Sinkiang such as birch, populus and diversifolia are adopted, and the technology is rich in local style, standard in technology, tight in step join, short in carving treatment period, high in manufacturing efficiency, less in material wastage, and rich in style, can better express root carving technology, and is suitable for environment protection, and convenient to operate, manual consumption is greatly decreased, and the product quality is easy to control.

The invention discloses an LDMOS (Laterally Diffused Metal Oxide Semiconductor) preparation method for efficiently collecting substrate current, wherein the method comprises the following steps: adopting standard preparation technology of LDMOS, and realizing the LSMOS capable of efficiently collecting the substrate current just through the following layout design, namely, using an active region, an N-type drift region and a P-type body region to form the drain region, the source region and the body leading-out region of an LDMOS device; defining a channel region by using polycrystalline; and realizing the drain electrode, the source electrode and the body leading-out electrode by using N+ injection and P+ injection. The regions used for source electrode leading-out N+ injection and the regions used for body leading-out P+ injection are arranged alternatively in the source region. In the invention, the body leading-out position is closer to the channel region formed by a hot carrier and the corresponding substrate current; therefore, the substrate current can be more efficiently collected, parasitical NPN (Negative-Positive-Negative) bipolar transistor is prevented from being turned on due to overlarge substrate current, the device is prevented from entering Snapback state for burning, and the purpose of enlarging safe work area of the LDMOS is achieved.

The invention discloses a matching location method and a mobile terminal, and belongs to the field of matching positioning. The method comprises the steps as follows: the mobile terminal sets a corresponding weight value for each of acquired TDOA (Time Difference of Arrival) values according to the quality of a signal; L standard preparation points the same as region information are searched in pre-stored standard preparation point information; a Euclidean distances between the current position and each of the standard preparation points are computed to obtain L Euclidean distances; one standard preparation point is selected from the L standard preparation points; the position information of the selected standard preparation point is taken as the current position information of mobile terminal, or the current position information of the mobile terminal is computed according to the characteristic grid of the ranged in which the standard preparation point located. The mobile terminal consists of an acquisition module, a weight value setting module, a standard preparation point filtering module, a Euclidean distance computing module, a standard preparation point selecting module and a positioning module. The method and the terminal improve the reliability and the accuracy of the positioning of the mobile terminal.

The invention relates to a quick detection method for Wangbi preparation dry intermediate multiple indexes. The method comprises the steps of: (1) determining the content of Wangbi intermediate standard preparation drying moisture, albiflorin, paeoniflorin, 5-O-methylvisammioside, icariin and Epimedin C in Wangbi preparation dry intermediate standard substances; (2) acquiring infrared diffuse reflection spectrums of the standard substances; (3) conducting pretreatment on the spectrums; (4) establishing a content prediction model by partial least square regression; (5) collecting the infrared diffuse reflection spectrum of a to-be-detected sample and performing pretreatment; and (6) substituting the pretreatment spectral data of the to-be-detected sample into the model obtained in step (4), thus acquiring predicted values of corresponding component contents. The method provided by the invention introduces the near infrared spectroscopic analysis technology into quality control of Wangbi preparation intermediates, realizes rapid determination of various quality control index contents, shortens the detection time, saves the production cost, improves the production efficiency and economic benefits, and ensures the safety and effectiveness of Wangbi tablets.

The invention provides a method for detecting the content of formaldehyde in indoor air. The method comprises the following steps of S10, using a testing solution to prepare a formaldehyde standard preparation solution; S20, preparing a formaldehyde standard solution; S30, using a spectrophotometry method to draw a standard curve; S40, collecting the to-be-detected indoor air as a sample; S50, matching color of the collected sample by the drawn standard curve, and measuring light absorbance; S60, performing blank contrasting, and measuring the light absorbance. The method has the advantage that by using a non-toxic reagent to detect, on the basis of effectively improving the working efficiency of a detection person, the sensitivity and accuracy during detection are higher.

Novel methods of purifying and concentrating viral particles are disclosed for use in gene therapy, vaccines and viral standards preparation and other possible applications involving preparation and purification of viral particles. The viral particles are purified after the addition of a peptide tag to a protein on the surface of the viral particle, e.g., the envelope, coat or cellular membrane proteins. The viral particles are isolated by affinity absorption specific for the peptide tags. Also disclosed are methods of using the isolated viral particles in gene therapy.

The invention provides a novel test sample polishing machine and belongs to the technical field of preparation of metallographic phase test samples. The invention aims to improve the efficiency and the safety of preparation of the metallographic phase test samples. The novel test sample polishing machine comprises a multi-station polishing disk (2) and is characterized by comprising a rotary bracket and a clamping device as well, wherein the rotary bracket consists of a rotary arm (4) and a supporting column (3) arranged on an operating platform; and the clamping device consists of a sliding rod (5), a spring (7) and a clamp (6). The novel test sample polishing machine ensures standard preparation of the metallographic phase test samples, and is high in work efficiency, low in labor intensity, safe and convenient.

Novel methods for determining the unknown biological activity of a clostridial neurotoxin in a sample with respect to the known biological activity of a clostridial neurotoxin in a reference sample, comprising the step of comparing the biological activity of a clostridial neurotoxin preparation with the biological activity of a standard preparation of a reference clostridial neurotoxin in certain in vitro systems.

The invention discloses an efficient multi-functional technical standard information system applied to a power grid, comprising a server and an efficient multi-functional standard information system.The server comprises a standard publishing server, an application server, a database server and a backup server. The efficient multi-functional standard information system comprises a standard preparation and revision process management unit, a technical standard system construction unit, a standardize index statistical analysis unit, a technical standard information service platform, an on-line training unit for equipment type review, a standard data cent unit, and a background management unit. That invention has the advantages of simple structure, practical convenience, and various functions.

The invention provides a Chinese medicament for treating colorectal polypus. The Chinese medicament comprises the following raw materials in percentage by weight: 32 to 38 percent of dark plum fruit, 24 to 32 percent of stiff silkworm, 15 to 24 percent of zedoary, 6 to 18 percent of safflower, 1 to 3 percent of human nail and 10 to 18 percent of rice vinegar. The preparation method comprises the following steps of: processing the dark plum fruit and the human nail first during the preparation of the Chinese medicament, and preparing the raw materials into oral administration preparations comprising pills, capsules, granules, tablets and enteric-coated sustained-release preparations according to the standard preparation process of various formulations, wherein the enteric-coated sustained-release preparations comprise sustained-release enteric-coated tablets, enteric-coated capsules, enteric-coated pills, enteric-coated soft capsules and the like. The Chinese medicament has the effect of softening hardness to dissipate stagnation and melting polypus, and can cure various kinds of polypus and particularly colorectal polypus.

The invention relates to a method for preparing a carbon / silicon carbide composite material non-destructive testing standard sample. Said preparation method includes preparing C fiber prefabricated body, making artificial defects of graphite paper, placing artificial defects, chemical vapor deposition (CVI) impregnating pyrolytic C, CVI impregnating SiC matrix and the like. The preparation method of the invention is simple, can prepare a non-destructive testing standard sample that is as dense as a non-defective material, has good material integrity, almost no volume change in the preparation process, and has good shape stability of the prepared material and defects. The C / SiC ceramic matrix composite material non-destructive testing standard sample prepared by the method of the invention is mainly used for type identification, damage degree judgment and non-destructive testing equipment calibration of the material defects in the fields of aviation, aerospace and weapons.

The invention relates to a low-temperature lead-acid battery cathode active substance and a preparation method thereof. The low-temperature lead-acid battery cathode active substance is formed by adding a low-temperature additive into lead powder, an adhesive, sulfuric acid, de-ionized water, barium sulfate and lignin components, wherein the low-temperature additive consists of a tanning agent, an mimosa extract, vapor-grown carbon fibers and humic acid. The components in the low-temperature lead-acid battery cathode active substance are reasonably proportioned and optimally combined, and a complete and standard preparation method is adopted; and pole plates manufactured from the manufactured cathode active substance can be assembled into a valve-regulated lead-acid battery, so that the low-temperature capacity can be greatly improved, the low-temperature cycle life can be greatly prolonged, and the valve-regulated lead-acid battery is applicable to a low-temperature environment of minus 10-minus 40 DEG C.

The invention discloses a traditional Chinese medicine substance standard preparation method comprehensively controlled by dynamism and transitivity and a product thereof. The traditional Chinese medicine substance standard preparation method is based on autonomic effects of a supramolecular imprinting template of traditional Chinese medicine and diversity regulation of medical materials; and molecular topological indexes, feeding quantity at a time, precise processing and preparation and an evaluation technology are adopted, the quality control in the whole process is carried out from the part and entirety, the static state and dynamic state, the measurement and calculation, the design and experiment, the fixation and transmission, and the method has universality and integrity. The preparation and the quality control are carried out on the basis that the traditional Chinese medicine substance standard and the dynamism and the transitivity in the whole preparation process of the product of the traditional Chinese medicine substance standard are mastered, and the substance standard and the product are high in security and stability; comprehensive technological information which is of great concern to the quality control over the preparation, and the quality has credibility; the traditional Chinese medicine substance standard preparation method is suitable for all traditional Chinese medicine substance standards and the preparation of the products, and is especially suitable for research of compound preparations of ancient classic famous prescriptions; and the product can beflexibly distributed, is suitable for a whole pharmaceuticals industry, and has wide market prospects.

The invention relates to a constant temperature high-efficiency fuel-saving protecting agent of an engine water system, which is a group of liquid and prepared by using a complex formula. The protecting agent is used for the engine water system, plays the role of whole constant temperature on the engine, is an effective fuel-saving and environment protective measure, saves the fuel by 10-35 percent and reduces the waste gas by 80 percent; in addition, the protecting agent can transform the waste gas into power, lead the water system to never rust, remove grease dirt, reduce wear and improve the power. The protecting agent has the frost resisting effect of 35 degrees below zero and the maximum temperature of 80 degrees, thus fundamentally protecting the engine. The protecting agent can plays better role by matching with a warmer and a radiator, is characterized by never failure, reduces the noise and has the effects of preventing internal decay, improving efficiency and protecting huge funds on various closed circulating systems. The protecting agent adopts edible standard preparation, thus being true environment protective product which is avirulent and odorless.

The invention belongs to the technical field of analysis, and particularly relates to a preparation method of a novel mixed iron powder chemical analysis sample. The method disclosed by the invention comprises the following steps of: a, taking a to-be-tested analysis sample, smashing to obtain the sample with a particle size smaller than 3mm, grinding, and sieving by a sieve with a specification of 80 to 120 meshes; b, taking the to-be-tested analysis sample sieved in the step a, heating to a temperature of 980 to 1,020 DEG C, carrying out air insulation and carrying out heat preservation for 0.8 to 1.2h, then stopping heating taking out the sample, and cooling to the room temperature; c, weighing the cooled sample, and until the weight of the sample is constant, carrying out chemical analysis on the sample. According to the method disclosed by the invention, influence of grinding times, grinding time and a firing mode on analysis of the particle size of the sample, quality and detection is effectively avoided; a sample preparation error is reduced; the sample preparation method of the novel mixed iron powder is normalized; a quality objection occurrence rate is greatly reduced; the method is excellent in operation; the professional and standard preparation method is provided for chemical analysis pretreatment of the mixed iron powder.

The invention belongs to the technical field of animal tissue clenbuterol detection, and discloses a method of detecting beta-adrenergic receptor agonist in an animal tissue. The method is simple to operate, the beta-adrenergic receptor agonist in the animal tissue can be quickly found out, and spatial distribution detection on the beta-adrenergic receptor agonist in the tissue sample is realized.The method comprises steps of animal tissue sample taking, to-be-detected sample preparation (comprising tissue frozen section and standard preparation), desorption electrospray ionization mass spectrometry and imaging result analysis.

The present invention discloses a protein molecular weight standard preparation method, wherein an elastin-like polypeptide ELP[KV8F-20n] is adopted as a protein molecular weight standard, n is an integer or decimal value and is more than or equal to 1 and is less than or equal to 50, the ELP[KV8F-20] sequence is represented by SEQ ID 1, and the ELP[KV8F-20n] is the tandem sequence formed through tandem connection of the ELP[KV8F-20] n times. According to the present invention, the unique temperature sensitivity of the elastin-like polypeptide is utilized and the high-purity protein can be obtained through the simple centrifugation so as to prepare the protein molecular weight standard; and the method has characteristics of simple operation and low equipment requirement, and is easily subjected to to industrial scale production.

The invention relates to a processing and manufacturing technology of dough modeling crafts, in particular to the formula of a dough modeling and a manufacturing technology thereof. In order to solve the problem that the quality of dough modeling crafts in folk is non-uniform, the invention provides the formula of the dough modeling and the manufacturing technology thereof. The dough modeling comprises the following components in parts by weight: 400 to 600 parts of flour, 80 to 120 parts of starch, 3 to 8 parts of L-cysteine, 10 to 20 parts of sodium bicarbonate, 3 to 8 parts of protease, 0.3 to 0.6 part of benzoyl peroxide and 300 to 500 parts of water; the dough modeling is manufactured through the following four steps: kneading dough, manufacturing, steaming and coloring. Dough modeling materials manufactured by adopting the dough modeling processing and the manufacturing technology provide by the invention have good plasticity and can be processed into various complex and sophisticated modeling, the surfaces of the dough modeling products are smooth and clean, character modeling are plump and mellow, which is particularly beneficial to coloring, the dough modeling products can be preserved for a long time without cracks and mildew. Therefore, the manufacturing technology can be popularized as a standard preparation technology.

The invention relates to a preparation method of Chinese medicine mixture containing scutellaria baicalensis, which solves the problems of uncertainty, low and unstable baicalin transferring rate and substandard quality in the existing standard preparation method. According to the preparation method, the scutellaria baicalensis is independently extracted to obtain baicalin on the basis of meeting the lawful process, and the technological parameters are further refined. Compared with the existing process, the preparation method can greatly improve the baicalin transferring rate and improve the product quality and the curative effect on the premise of ensuring all quality indexes of products to reach the standard, and the production process is simple in operation and the Chinese medicine mixture is suitable for large-scale industrial production.

Novel methods for determining the unknown biological activity of a clostridial neurotoxin in a sample with respect to the known biological activity of a clostridial neurotoxin in a reference sample, comprising the step of comparing the biological activity of a clostridial neurotoxin preparation with the biological activity of a standard preparation of a reference clostridial neurotoxin in certain in vitro systems.

The invention relates to a cold-system preparation method of south calcite as a Tibetan medicine. The method comprises the following steps of: (1) collecting mineral south calcite, cleaning, removing impurities, scrapping into particles with the granularity of 10-30 mm, adding auxiliaries, i.e., Radix Aconiti and potassium nitrate, heating and continuously boiling for 2-16 h to obtain the boiled south calcite; (2) rinsing the boiled south calcite with clear water until the rinsing liquid is clear as crystal, and drying until the weight is consistent to obtain the dry south calcite; and (3) grinding the dry south calcite, sieving with a screen of 20-100 meshes to obtain south calcite powder, uniformly mixing and stirring the south calcite powder with fresh milk and drying in shade to obtain a finished product. The cold-system preparation method is simple and convenient to operate and easy to implement and can greatly increase the content of effective trace elements in the south calcite without remarkably influencing the main contents, thereby the method can be used as a reference for preparing high south calcite and a standard preparation method of the south calcite as the Tibetan medicine.

The present invention relates to the field of semiconductor device manufacturing, in particular to a floating gate memory cell and a preparation method thereof. The method comprises the steps of forming a first sidewall thin film and a second thin film; after a plug is deposited in contact with an etch stop layer, removing the first sidewall thin film and the second sidewall thin film through plasma; forming an air-gap sidewall with the same feature as the sidewall; and forming a plurality of air gaps with the upper narrow and the lower wide, thereby overcoming the defects of crosstalk betweenthe floating gate memory cells and poor compatibility with the standard CMOS preparation process. The preparation method thereof in the invention effectively improves the read / write speed and the data maintaining ability of the memory cell, reduces the crosstalk between the floating gate memory cells, and improves the compatibility with the CMOS standard preparation technology.

The invention discloses a method for planarization of the double faces of a mercury-cadmium-telluride infrared material device. The method comprises the steps that A, front face planarization treatment is conducted on the front face of a cadmium-zinc-telluride-base mercury-cadmium-telluride material prepared through epitaxy; B, the front face obtained after the surface planarization treatment is used for standard preparation of a mercury-cadmium-telluride device; C, before interconnection is conducted, photoresist protection is conducted on the front face of the prepared mercury-cadmium-telluride device and the front face of the device adheres to a glass board; D, the thickness of the surface of the mercury-cadmium-telluride device is tested; E, back face planarization treatment is conducted on a cadmium-zinc-telluride substrate on the back face of the device. According to the method for planarization of the double faces of the mercury-cadmium-telluride infrared material device, the planeness of the mercury-cadmium-telluride material device is greatly improved and the requirement for interconnection between a large-area-array infrared focal plane device and a Si reading circuit is satisfied.

The invention discloses a rapid ELISA (enzyme-linked immunosorbent assay) method for leather hydrolyzed protein L-hydroxyproline in raw milk. The method comprises the following steps: 1, reagent preparation; 2, sample and standard preparation; 3, ELISA; 4, establishment of a standard curve and result calculation. The ELISA method has high sensitivity, good reproducibility and high detection speed and is applicable to rapid screening of the leather hydrolyzed protein in the raw milk. Further, time consumed by the detection method is shortened by more than two thirds while compared with time consumed by a method assigned by the Ministry of Health, and the reagent dose is almost 3% of the reagent dose of the assigned method, so that the method has the advantages of rapid detection, low cost and little environmental pollution.

A method for detecting single cell mitochondrial copy number comprise that following steps of: (1) designing primer and probes: designing a pair of primers (SEQ ID NO: 1 and SEQ ID NO: 2) of about 1000 bp for product length for standard preparation according to mitochondrial DNA 11778 site G) A mutation; designing a pair of Taqman probes (SEQ ID NO: 3-6) for detection; (2) Single cell lysis and detection: Taqman quantitative detection is performed directly after the sample is treated with the prepared lysis solution; (3) Data analysis: The mitochondrial copy number is calculated by the standard curve method of Ct value. The invention has the advantages of simple operation steps, low technical level requirement for operators, simple data analysis method, and can be analyzed as long as basicExcel knowledge is possessed. The invention solves the purpose of detecting single cell mitochondrial copy number in clinic, and is suitable for clinical popularization. The invention has the advantages of simple operation steps, low technical level requirement for operators, and simple data analysis method.