Abstract: The present invention provides a high-purity echinocandin drug impurity and a preparation method thereof, the structure of the echinocandin drug impurity is as shown in Formula I, and the purity of the echinocandin drug impurity is greater than 90%. The high-purity impurity can be used for qualitative and quantitative analysis of impurities in the production of micafungin sodium, thereby providing technical support for subsequent quality research on micafungin sodium and improving the quality standard of micafungin.

Abstract: Provided is a fitness tool storage case. The fitness tool storage case includes: a first case body, and a second case body movably connected to the first case body. The first case body and the second case body can be in a storage state of being enclosed into a storage chamber and an open state of being stacked; in the storage state, at least one of a plurality of fitness tools is arranged in the storage chamber; and in the open state, at least one of the plurality of fitness tools can be exposed for being fetched by a user. According to the fitness tool storage case provided in the embodiments of the present disclosure, the plurality of fitness tool can be stored/placed. When the fitness tools are not used, an occupied space is reduced, and a user experience is enhanced.

Abstract: A fertilizer mixer includes a housing, a plurality of supporting rods, a roof plate, a mixing room, a lifting mechanism, a stirring mechanism, a control mechanism, a driving mechanism, and a cleaning mechanism. The housing includes a top end and one end of each of the plurality of supporting rods is disposed on the top end. The roof plate is disposed on the other end of each of the plurality of supporting rods. The stirring mechanism is fixed on the roof plate. The mixing room includes a bottom wall and the housing includes an inner bottom surface. The mixing room includes a discharge port disposed on the bottom wall, and a seal plug disposed in the discharge port. The lifting mechanism is disposed between the bottom wall and the inner bottom surface and an outer sidewall of the mixing room abuts against an inner sidewall of the housing.

Abstract: A fitness tool kit is provided. The fitness tool kit includes a plurality of fitness tools and a storage case. The storage case is configured to store/place the plurality of fitness tools. According to the fitness tool kit provided in the embodiments of the present disclosure, by the arrangement of the storage case, the plurality of fitness tools can be stored/placed. When the fitness tools are not used, an occupied space is reduced, and a user experience is enhanced.

Abstract: Provided is a fitness tool storage case. The fitness tool storage case includes: a first case body, and a second case body movably connected to the first case body. The first case body and the second case body can be in a storage state of being enclosed into a storage chamber and an open state of being stacked; in the storage state, at least one of a plurality of fitness tools is arranged in the storage chamber; and in the open state, at least one of the plurality of fitness tools can be exposed for being fetched by a user. According to the fitness tool storage case provided in the embodiments of the present disclosure, the plurality of fitness tool can be stored/placed. When the fitness tools are not used, an occupied space is reduced, and a user experience is enhanced.

Abstract: A fitness tool kit is provided. The fitness tool kit includes a plurality of fitness tools and a storage case. The storage case is configured to store/place the plurality of fitness tools. According to the fitness tool kit provided in the embodiments of the present disclosure, by the arrangement of the storage case, the plurality of fitness tools can be stored/placed. When the fitness tools are not used, an occupied space is reduced, and a user experience is enhanced.

Abstract: The present disclosure provides an echinocandin drug impurity and preparation and purification methods and use thereof. The echinocandin drug impurity has a structure shown in Formula I: In the present disclosure, micafungin sodium is reacted with a protonic acid aqueous solution to obtain an echinocandin drug impurity, and a high-purity echinocandin drug impurity is obtained after chromatographic purification. The present disclosure overcomes problems that an echinocandin drug impurity is prone to being degraded during the purification, and purification difficulty is high, and an HPLC purity of the obtained echinocandin drug impurity may reach 90% or more. The echinocandin drug impurity may be used as a reference substance for establishing an analysis method for use in echinocandin drug quality control.

Abstract: Disclosed in the present invention are an immobilized cycloaliphatic peptide acyltransferase and a preparation method and use thereof. The cycloaliphatic peptide acyltransferase is immobilized on a carrier; the cycloaliphatic peptide acyltransferase is derived from natural or artificial mutants or variants thereof, or can be obtained by introducing a foreign cyclic acyltransferase gene and transforming thereafter; the material of the carrier is selected from an inorganic carrier or a polypropylene resin carrier. Also disclosed in the present invention are the preparation method for the immobilized cycloaliphatic peptide acyltransferase and uses thereof.

Abstract: A fertilizer mixer includes a housing, a plurality of supporting rods, a roof plate, a mixing room, a lifting mechanism, a stirring mechanism, a control mechanism, a driving mechanism, and a cleaning mechanism. The housing includes a top end and one end of each of the plurality of supporting rods is disposed on the top end. The roof plate is disposed on the other end of each of the plurality of supporting rods. The stirring mechanism is fixed on the roof plate. The mixing room includes a bottom wall and the housing includes an inner bottom surface. The mixing room includes a discharge port disposed on the bottom wall, and a seal plug disposed in the discharge port. The lifting mechanism is disposed between the bottom wall and the inner bottom surface and an outer sidewall of the mixing room abuts against an inner sidewall of the housing.

Abstract: Disclosed in the present invention are an immobilized cycloaliphatic peptide acyltransferase and a preparation method and use thereof. The cycloaliphatic peptide acyltransferase is immobilized on a carrier; the cycloaliphatic peptide acyltransferase is derived from natural or artificial mutants or variants thereof, or can be obtained by introducing a foreign cyclic acyltransferase gene and transforming thereafter; the material of the carrier is selected from an inorganic carrier or a polypropylene resin carrier. Also disclosed in the present invention are the preparation method for the immobilized cycloaliphatic peptide acyltransferase and uses thereof.

Abstract: Provided in the invention is a solvate of a cyclic peptide compound, represented by formula I is the structural formula of the cyclic peptide compound, and, also disclosed are a preparation method for same and uses thereof.

Abstract: Disclosed is a novel polymorph of a cyclic peptide compound, the structure whereof is represented by formula I; also disclosed are a preparation method for same and uses thereof.

Abstract: Disclosed is a crystalline powder of a cyclic peptide compound, represented by formula I is the structure of same, and, also disclosed are a preparation method for same and uses thereof.

Abstract: Various embodiments include semiconductor devices, such as nanowire LEDs, that include a plurality of first conductivity type semiconductor nanowire cores located over a support, a plurality of second conductivity type semiconductor shells extending over and around the respective nanowire cores, and a layer of a high index of refraction material over at least a portion of a surface of at least one of the nanowire cores and the shells, wherein the high index of refraction material has an index of refraction that is between about 1.4 and about 4.5. Light extraction efficiency may be improved.

Abstract: Disclosed is a preparation method of a composition containing a nitrogen heterocyclic hexapeptide precursor, composition A and B containing a nitrogen heterocyclic hexapeptide precursor of a compound having formula I and formula II obtained by the method, and an application of the composition used for preparing a compound having formula III.

Abstract: Disclosed is a novel polymorph of a cyclic peptide compound, the structure whereof is represented by formula I; also disclosed are a preparation method for same and uses thereof.

Abstract: Provided in the invention is a solvate of a cyclic peptide compound, represented by formula I is the structural formula of the cyclic peptide compound, and, also disclosed are a preparation method for same and uses thereof.

Abstract: Disclosed is a composition of a cyclic peptide compound having a water content of 3%-20%, represented by formula I is the structural formula of the cyclic peptide compound, and, also disclosed are a preparation method for same and uses thereof.

Abstract: Disclosed is a crystalline powder of a cyclic peptide compound, represented by formula I is the structure of same, and, also disclosed are a preparation method for same and uses thereof.

Abstract: A high purity cyclopeptide crystal has a structure shown by Formula I. R represents H or a cation forming a pharmaceutically acceptable salt. Also disclosed are a preparation method and a use of the high-purity cyclopeptide crystal.