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101results about How to "To achieve the purpose of quality control" patented technology

Quality control method of pulse-invigorating and heart-nourishing pill

The invention discloses a quality control method of a pulse-invigorating and heart-nourishing pill. The method comprises the following steps: the contents prepared tuber fleece flower and Chinese magnolia vine fruit are identified, and the contents are tested according to the method described in the pharmacopoeia, and liquoric root in the contents is assayed. The quality of the related drugs can be guaranteed more accurately by the assay of the active component liquoric root in the pulse-invigorating and heart-nourishing pill to effectively ensure safety, uniformity, stability, effectiveness and controllability of the pulse-invigorating and heart-nourishing pill. The new quality control method is simple and convenient, gives accurate result and better reproducibility, and can achieve the purpose of quality control.
Owner:津药达仁堂集团股份有限公司乐仁堂制药厂

Method for rapidly judging structure type of asphalt concrete

The invention discloses a method for rapidly judging the structure type of asphalt concrete. The method comprises the following steps of: molding a full-gradation Marshall specimen according to the gradation of asphalt concrete to be evaluated, or coring from an asphalt pavement so as to obtain a cylinder sample of the pavement; cutting the specimen or the sample and taking a picture of the section of the specimen or the sample with a digital camera to obtain an image of the section; acquiring an area ratio n1 of coarse aggregate in the image of the section to the section by image processing software; according to the proportion of the coarse aggregate part in the gradation of asphalt concrete to be evaluated, compacting the Marshall specimen for molding coarse aggregate asphalt macadam and obtaining an area ratio n2 of coarse aggregate in the section of the specimen to the section; if n1 is smaller than n2, judging that the asphalt concrete is of a suspending type structure; if not, judging that the asphalt concrete is of a skeleton type structure. The method is mainly used for rapidly judging the structure type of the asphalt concrete; the method not only brings convenience for engineering technicians to preferably select the gradation of aggregate, but also can be used for controlling the construction quality of the asphalt pavement.
Owner:HOHAI UNIV

PCB back drilling plate back drilling depth detecting method

The invention discloses a PCB back drilling plate back drilling depth detecting method which comprises the steps that a back drilling layer of a back drill and three different testing holes of up-down adjacent layers are connected with shared communication holes of corresponding layers respectively in a line mode, and a line penetrates through the back drilling holes in the same layer horizontally; a drilling mouth is used for carrying out hole drilling on three testing holes of each testing strip and the shared communication holes; a pre-drilling hole is additionally drilled at a back drilling hole position of each testing strip, and the diameter of the pre-drilling hole is smaller than a back drilling hole; and when back drilling is carried out on the pre-drilling hole, whether back drilling depth meets requirements is determined by connecting-disconnecting testing. The method is simple in design and high in testing efficiency, process monitoring is convenient, equipment does not need to be added and changed, only design needs to be changed, and the purpose of quality monitoring can be achieved.
Owner:KINWONG ELECTRONICS TECH LONGCHUAN

Separation and assay determination method for components of tetrabromobisphenol A

The invention discloses a separation and assay determination method for components of tetrabromobisphenol A. The method adopts a high performance liquid chromatograph, uses a chromatographic column with a filling agent of octadecyl bonded silica gel, takes a mixed eluent as a mobile phase, and detects the components in a tetrabromobisphenol A sample solution by adopting a gradient elute method. According to the separation and analysis method, the components of tetrabromobisphenol A can be quantitatively analyzed by using the chromatograph, and an aim of controlling the quality is achieved.
Owner:EPOXY BASE ELECTRONICS MATERIAL

Detection method of electrochemical fingerprints of artificial bos taurus domesticus gmelin

InactiveCN108333232AThe operation method is fast and convenientLow priceMaterial electrochemical variablesFingerprintTraditional Chinese medicine
The invention relates to the technical field of quality control of traditional Chinese medicine, in particular to a detection method of electrochemical fingerprints of artificial bos taurus domesticusgmelin. The detection method comprises steps as follows: the artificial bos taurus domesticus gmelin is added to an oscillating reaction system at constant temperature and then is subjected to electrochemical detection in a stirring state by adopting a platinum electrode as an indicator electrode and a saturated calomel electrode as a reference electrode, an E-t curve is drawn, and the electrochemical fingerprints of the artificial bos taurus domesticus gmelin are obtained; in terms of g / mL, a massic volume ratio of the artificial bos taurus domesticus gmelin to the oscillating reaction system is (1-4):100. The electrochemical fingerprints reflected by all chemical components in the artificial bos taurus domesticus gmelin are obtained, the operating method is fast and convenient, consumable cost is relatively low, repeatability and accuracy are high, identification effect is quite good, and the method can be applied to quantitative determination; purposes of identifying the artificialbos taurus domesticus gmelin as traditional Chinese medicine, optimally selecting production places and controlling quality can be achieved, information is reliable, and the method is suitable for being widely popularized and applied to the technical field of safety detection of the artificial bos taurus domesticus gmelin.
Owner:吉林省吴太感康药业有限公司 +1

Method for monitoring accuracy degree of metering balance during production process

ActiveCN102840904ASolve the problem of not being able to track the accuracy of weighing scales in real timeTo achieve the purpose of quality controlWeighing apparatus testing/calibrationControl qualityEngineering
The invention discloses a method for monitoring an accuracy degree of a metering balance during a production process. The method comprises the following steps of: obtaining a logic coefficient through a specific value of a weighing value of supplied materials to actual quality; after achieving production, calculating a theoretical weighing value of the metering balance of the supplied materials after production through the logic coefficient; subsequently obtaining a metering balance displayed value of the supplied materials through weighing of the metering balance; using a difference value between the theoretical weighing value and the metering balance displayed value as a judgment basis; and giving an alarm and overhauling if the difference value exceeds the standard. With the adoption of the scheme, thereby solving the problem that the accuracy degree of the metering balance cannot be tracked in real time during a practical production process; by judging and evaluating the accuracy degree of the metering balance during the production process, a sign that systematic factors is found in time according to feedback information (being abnormal or not), and measures are taken to eliminate influences, so that the metering balance is kept in a controlled state that the metering balance is only influenced by random factors during the production process, thereby achieving a purpose of controlling quality during the production process.
Owner:ZHANGJIAKOU CIGARETTE FACTORY

Full-automatic camshaft measuring tooling

The invention discloses a full-automatic camshaft measuring tooling. A to-be-measured camshaft (5) is clamped on a workbench rack (2) through a left tip component (6) and a right tip component (7), an axial measurement component (8) is arranged on the workbench rack (2) and used for measuring the axial dimensions of the camshaft (5), a jacking component (9) is arranged below the workbench rack (2), a measuring rod is used for measuring the axial neck size of the camshaft (5) after penetrating through the workbench rack (2); and the left tip component (6), the right tip component (7), the axial measurement component (8) and the jacking component (9) are all electrically connected with a master controlled cabinet (3). By adopting the structure, measuring points on the camshaft can be measured through a measurement mechanism, and the process is maintained at the controlled state only influenced by the random factors after the measurement information is analyzed and evaluated through SPC calculation, so as to achieve the purpose of controlling the quality.
Owner:宁波圣龙智造凸轮轴有限公司

Cement solidification strength ultra-early prediction method

The invention discloses a cement solidification strength ultra-early prediction method, and belongs to the foundation treatment and sludge solidification. The method comprises the following steps: determining a series of model fitting parameters unrelated to temperature and proportion by development related preliminary experiment at an investigation stage based on a strength increasing model in consideration of the cement solidification sludge under the temperature influence, and then sampling at the cement solidification sludge at the construction stage, and performing early strength acceleration testing under a predetermined high-temperature condition, and predicting the middle and late strength value under the cement solidification sludge construction environment based on the strength testing value under the early high-temperature condition. The cement solidification strength ultra-early prediction method, and belongs to the foundation treatment and sludge solidification disclosed by the invention is simple in operation and high in accuracy, the middle and late period strength prediction can be performed at the early stage of the construction, the early quality control of the cement solidification sludge filling engineering can be realized, the optimal mixing proportion at the construction field can be adjusted as early as possible under the guidance, the problem that the strength sampling inspection is substandard after the construction is finished can be effectively avoided, the curing agent cost and the later solidification cost can be obviously reduced.
Owner:HUAZHONG UNIV OF SCI & TECH

Quality detection method of cough syrup for children

The invention relates to the field of traditional Chinese medicine preparation detection, in particular to a quality detection method of cough syrup for children. The quality detection method comprises the following steps: diluting a sample to be detected with methanol, and filling into a liquid chromatograph for detection, and comparing an obtained chromatogram with a reference fingerprint chromatogram so as to judge the quality of the sample to be detected, wherein the detection conditions of the liquid chromatograph are as follows: octadecylsilane chemically bonded silica is adopted as a filling agent, acetonitrile is adopted as a flow phase A, a 1% acetic acid solution is adopted as a flow phase B, the above components are eluted according to specific programs in a gradient manner, the wavelength is 252-256 nm, the flowing speed is 0.8-0.9 ml / min, the column temperature is 29-31 DEG C, and the number of theoretical plates is no less than 3000 according to the peak of ammonium glycyrrhetate. As multiple influence factors are controlled, the quality detection method of cough syrup for children, which is provided by the invention, is stable, reliable and good in repeatability, achieves the purpose of controlling the quality by virtue of fingerprint chromatogram detection, and meanwhile is significant for ensuring the consistency of quality of each batch of products.
Owner:华润三九(郴州)制药有限公司

High performance liquid chromatography analysis method and detection method for impurities in Telmisartan medicine

The invention relates to the detection of Telmisartan, and particularly discloses a high performance liquid chromatography analysis method and a detection method for impurities in a Telmisartan medicine. The analysis method is capable of completely and separately detecting eight impurities of A, B, C, E, F, G, H, and I in the Telmisartan and the Telmisartan medicine. A Telmisartan sample is detected by using the high performance liquid chromatography analysis method, the medicine can be rapidly detected whether to contain one or more of the above eight impurities through one time of the chromatographic analysis, and the impurity content can be detected through the high performance liquid chromatography analysis, so the purpose of controlling the pharmaceutical quality is achieved. The detection method is capable of greatly shortening the analysis time, simple in operation, reliable and accurate. The previous factors, such as multiple operating steps, long analysis time, and more interference factors, are changed. The detection method is an effective method for the Telmisartan pharmaceutical research and the production process quality control.
Owner:湖南威特制药股份有限公司

Preparaton of banlangen and method for controlling quality

A Chinese medicine is prepared from Radix isatidis or its extract and contains adenosine (0.075-2 mg per unit). Its quality control method features that the content of adenosine in medicine is controlled.
Owner:四川禾亿制药有限公司

Cavity member

Disclosed is a cavity component, which comprises a cavity shuttering (1), and a base plate (2). The cavity shuttering (1) is integrated on the base plate (2), on the base plate (2), at least two cavity shutterings (1) are alternately arranged. One side face of the cavity shuttering (1) and the base plate (2) compose at least one on-site casting structure inner rib die cavity (3), while the other outer side faces compose the side die plate of on-site casting structure outer rib, beam or wall. And the base plate (2) holds at least one tendon (5), as a result, the cavity component has bigger strength, rigidity and shock resistance, the structural base plate is hard to be broken, and the floor has good crack resistance when applying the component, furthermore, the component has the characters of simple structure, easy making, low costs, etc. The invention is suitable for hollow floor, roof, soleplate, wall and empty bridge with on-site casting reinforced concrete or prestressed reinforced concrete.
Owner:湖南邱则有专利战略策划有限公司

Chloramphenicol immunoaffinity gel detection column

InactiveCN103675256ASimple visualizationSensitive visualizationBiological testingPeroxidaseSolid phase extraction
The invention relates to an immunoaffinity gel detection column for visually fast detecting residual chloramphenicol in food. The chloramphenicol immunoaffinity gel detection column belongs to the field of immunology, enzymology and analytic chemistry. Cyanogen bromide-activated agarose gel is respectively coupled with a chloramphenicol antibody and a hydrogen peroxidase (HRP) antibody to prepare chloramphenicol antibody glue and HRP antibody glue; the cyanogen bromide-activated agarose gel is confined by confining liquid to prepare confining glue. The confining glue and the chloramphenicol antibody glue are mixed to prepare a detection layer, the confining glue and the HRP antibody glue are mixed to prepare a quality control layer, the quality control layer is filled in a 1ml solid phase extraction column, the working conditions of all steps in the detection process can be determined, and a novel immunoaffinity gel detection column for fast qualitatively and semi-quantitatively detecting residual chloramphenicol in food can be researched, with the detection limit of 1mug / L. When the product detects the residual chloramphenicol in food samples, no organic solvents and complicated pretreatment, as well as the assistance of large instruments are not required, the chloramphenicol immunoaffinity gel detection column has good usability and accuracy, and can meet the requirement for visual fast detection.
Owner:TIANJIN UNIVERSITY OF SCIENCE AND TECHNOLOGY

Automatic hot stretching reprocessing method of LLDPE pipe

The invention discloses an automatic hot stretching reprocessing method of a LLDPE pipe. The method comprises the following steps: a LLDPE original pipe penetrates through an electric heating wire heating part; after the LLDPE original pipe is clamped, the LLDPE original pipe is heated through the heating of an electric heating wire and the air heat radiation; when the LLDPE pipe is gradually heated to a softening point, a slide clamping end gradually moves through an elastic element or an electromagnetic element to automatically stretch the LLDPE pipe; when the slide clamping end touches a limiting switch or a touch switch placed in a preset position, the electric heating wire heating part stops heating, so that the LLDPE pipe is stretched to a preset length; an air pump begins to work to blow cold air into the electric heating wire heating part for cooling and curing the stretched LLDPE pipe; after the curing is finished, the LLDPE pipe is taken out; and the method realizes automatic processing, is higher in effect, is convenient to control the product quality, and facilitates the technical effect of batch production.
Owner:CHENGDU TME SOFTWARE

Mold body and application of mold body in CT detection system

The invention discloses a mold body and application of the mold in a CT detection system. The mold body is made of organic glass. The mold body is provided with a cylindrical center through hole; an image quality test mold body is arranged in the center through hole; a front end surface and a back end surface of the mold body are both elliptical surfaces; the front end surface of the mold body isprovided with deep holes with round cross sections; detection round rods or test tubes are arranged in the deep holes; the test tubes are filled a test solution; the image quality test mold body can use a water mold or a Catphan mold body and the like; and the mold body is used in the CT detection system, and is used for evaluating the performance and the image quality of a high-grade CT scanningmode. The mold body can be used as the supplementation of an existing CT system image quality test mold body, so that the performance and the image quality of a CT system in AEC, low-dosage and dual-energy scanning can be conveniently studied; correcting effects of osteosclerosis artifact and metal hardening artifact are analyzed quantitatively; and through one mold body, a plurality of high-gradescanning functions can be tested, so that the cost is reduced.
Owner:NANJING ANKE MEDICAL TECH CO LTD

Method for separating and detecting m-cresol and p-cresol content through ultrahigh liquid chromatography and application thereof

The invention discloses a method for separating and detecting m-cresol and p-cresol content by adopting a phenyl column through ultra-high performance liquid chromatography. The method comprises the following steps of: adopting a chromatographic column taking triple bond bonding as a stationary phase, taking an organic phase-aqueous phase buffer solution as a mobile phase, and ensuring that the flow rate is 0.1-0.3 mL / min, wherein the detection wavelength is 210-400 nm; the column temperature is 10-40 DEG C; the sample size is 0.5-5 mu L; respectively carrying out ultrahigh liquid chromatography on standard samples with different concentration gradients and samples to be detected, establishing a linear regression curve, and substituting the peak area measured by the samples to be detectedinto the regression curve to obtain the contents of the cresol and the p-cresol in the samples to be detected. According to the method, the analysis time is greatly shortened, the operation is simpleand convenient, pre-column derivatization is not needed, and the purpose of product quality control can be quickly and accurately achieved. In addition, the solvent consumption is reduced, and the analysis cost is reduced.
Owner:RACHEM CHINA CO LTD +1

Method for determining content of ferulic acid in pill

The invention discloses a method for determining the content of ferulic acid in a pill. The method takes ferulic acid as a reference substance and is used for determining the content of ferulic acid in the pill through high-performance liquid chromatography. On the basis of an existing drug standard, an inspection for determining the content of angelica in the finished pill is added, and the content of angelica is metered by that of ferulic acid. The content of ferulic acid in the pill is limited so as to achieve the aim of controlling the quality of the finished pill, so that the finished pill is stable and high in quality.
Owner:广西梧州三鹤药业股份有限公司

Method for detecting glabrous greenbrier rhizome and products thereof fumigated by sulfur

InactiveCN107144652ALarge ion abundanceLow ion abundanceComponent separationMultivariate statisticalData acquisition
The invention discloses a method for detecting glabrous greenbrier rhizome or products thereof fumigated by sulfur, and the method comprises the following steps: step 1, preparing a sample solution a of glabrous greenbrier rhizome or products thereof fumigated by sulfur and a sample solution b of glabrous greenbrier rhizome or products thereof not fumigated by sulfur; step 2, respectively carrying out mass spectrometric data acquisition on the sample solution a and the sample solution b by an ultra-performance liquid chromatography-quadrupole-time of flight-mass spectrometry method, wherein the adopted collision voltage is 35-50V; and step 3, contrasting and determining the mass spectrometric data, namely the mass spectrometric data of symbolic vulcanized products or chips thereof, of the differential components emerging in the sample solution a relative to the sample solution b by a multivariate statistical analysis method. The method realizes quick detection of the glabrous greenbrier rhizome and products thereof fumigated by sulfur for the first time, and simultaneously has a simple sample treatment method, short analysis time, strong specificity and accurate detection results.
Owner:GUANGXI BOTANICAL GARDEN OF MEDICINAL PLANTS

Method for detecting m-benzene dimethyl isophthalate-5-sodium sulfonate purity by liquid chromatography

The invention discloses a method for detecting m-benzene dimethyl isophthalate-5-sodium sulfonate purity by liquid chromatography. The method incudes using FL2200 liquid chromatograph, an N2000 chromatographic workstation and chromatographic column Kromstar C18 in 4.6X150 mm and 5 micrometers, the volume ratio of mobile phase a and mobile phase b is 80-90 to 10-20, detection wavelength is 220 nm, flow velocity is 0.8 mL / min, sample injection volume is 20 microliters, and columnar temperature is at 30 degrees Centigrade. By the method, detection time is shorter than 10 minutes, analysis accuracy is up to 0.01 ng, reproducibility is good, relative error is 0.2%, operation is simple, analysis is fully automatic, and quality of m-benzene dimethyl isophthalate-5-sodium sulfonate is effectively controlled.
Owner:WEIFANG WORLD CHEM

Cavity component

InactiveCN1553024AAccurately control the thickness of cast-in-place concreteTo achieve the purpose of quality controlFloorsStress concentrationMetallurgy
Owner:湖南邱则有专利战略策划有限公司

Data acquiring equipment and method

The present invention relates to a data acquisition equipment and its method. Said equipment includes chip microprocessor, reset circuit, keyboard, liquid crystal display unit, international Chinese character library, address / baud rate thumb wheel switch, IC card card-reading circuit, communication circuit of communication interface of computer, intelligent digital display measuring tool communication circuit and switch power supply, etc.
Owner:GUANGDONG UNIV OF TECH

Photoelectric PET (polyethylene terephthalate) sorting device

The invention discloses a photoelectric PET (polyethylene terephthalate) sorting device. The photoelectric PET sorting device is characterized by mainly comprising a loading platform, a feeding chamber, a vibration feeder, a photoelectric sorting machine, a PET single-color chamber and a mixed-color chamber, wherein the photoelectric sorting machine consists of a photoelectric identification sensor, a photoelectric identification controller and a pneumatic sorting machine; the photoelectric identification sensor is used for automatically identifying fragments with different colors in PET raw materials and transmitting an identification result to the photoelectric identification controller; the photoelectric identification controller is used for controlling the pneumatic sorting machine according to settings and separating fragments with the needed color from fragments with other colors. According to the structure of the photoelectric PET sorting device, the photoelectric PET sorting device can be embedded into a PET recovery production line to automatically sort out the raw materials with the needed color, so that the aim of quality control is achieved, and the market competitiveness of an enterprise is effectively improved.
Owner:林小峰

Preparation method for Armillaria luteo-virens sporophore sterol compound with anti-liver cancer activity

The invention discloses a preparation method for an Armillaria luteo-virens sporophore sterol compound with anti-liver cancer activity. The preparation method has the advantages of simple process, a high recovery rate, good repeatability and stable and controllable quality. Moreover, a cell growth curve is used as a basic index in the invention to determine influence of standardized components and samples on cell physiological activities like adherence and breeding, and obtained results are visual and easy to determine. According to analysis results of NMR hydrogen spectrum and carbon spectrum, obtained Armillaria luteo-virens sporophore anti-liver cancer sterol active samples (including a sample No. Fr8-1 and a sample No. Fr8-4) are determined to be 3beta-hydroxy-(22E,24R)-ergosta-5,8,22-trien-7-one and (3alpha,5alpha),(8beta,11beta)-diepidioxy-ergost-22E-en-12-one, respecitvely.
Owner:CHINA ACAD OF SCI NORTHWEST HIGHLAND BIOLOGY INST

Method for detecting liuwei caragana preparation

The invention relates to a method for detecting a liuwei caragana preparation, which comprises the following identification method of qualitatively identifying phyllanthus emblica and / or lagotisglauca in the preparation through thin layer chromatography. The detecting method has the characteristics of good sensitivity and reproducibility and strong specificity. The liuwei caragana preparation can be effectively detected through the detecting method.
Owner:TIBET QIZHENG TIBETAN MEDICINE

Detection screening device and detection screening method thereof

The invention discloses a detection screening device and detection screening method thereof, especially a detection screening device for coil paper, which mainly comprises a first conveying unit, second conveying unit and a detection unit, wherein the first conveying unit comprises a first moving wheel set, a first power wheel, a first fixing wheel and a first conveying belt; the second conveying unit comprises a second moving wheel set, a second power wheel, a second fixing wheel and a second conveying belt. When in use, detection result of the detection unit can be used for adjusting the position between the first moving wheel set and the second moving wheel set, a qualified product unit to be detected is transmitted from the first conveying unit to the second conveying unit, and a non-qualified product unit to be detected is dropped from a gap between the first conveying unit and the second conveying unit, thereby completing detection and screening of the units to be detected.
Owner:CHAN LI MACHINERY

Guide plate for oral cavity insert casting and embedding and use method thereof

ActiveCN108852543AImprove investment casting success rateAccurate guidanceDental prostheticsLong axisDie casting
The invention discloses a guide plate for oral cavity insert casting and embedding and a use method thereof, and relates to an oral medical instrument. The guide plate comprises a main slide rod, a horizontal rod, a sliding large nesting tube, a scale dial, a vertical rod and a sliding small nesting tube, wherein the large nesting tube is nested and installed on the main slide rod, and can be slide on the main slide rod up and down; one end of the horizontal rod is fixedly connected with the large nesting tube, so that the horizontal rod can be rotated around the long axis of the main slide rod on the horizontal surface through the large nesting tube; the small nesting tube is nested and installed at the other end of the horizontal rod, and can be slide along the long axis of the horizontal rod along the horizontal direction. The guide plate can well overcome the defects of lack of accurate and quantitative detection on the distance between a casting passage and a casting ring during insert casting and embedding in the embedding and casting process of the existing die-casting type casting. The guide plate for oral cavity insert casting and embedding has the advantages that the insert casting and embedding process can be precisely instructed and detected, the success rate in the embedding and casting process of a restoration body is improved, the purpose of quality control is realized, and the application prospect is broad.
Owner:SICHUAN UNIV
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