chemical properties of antimicrobials and their uniqueness

The chemical components of detergents and their roles in the washing process

... detergents and improving detergent performance No other single chemical offers all, or even most, of these different properties, so that P-free detergents systematically contain a number of “ new” chemicals ... inclusion of a number of complex, new chemicals and a complete restructuring on the detergent's formula, often with significant increase in other existing ingredients For each of these chemicals, ... proteases, lipases and amylases Catalyse the degradation of some stains and thus facilitate their elimination Other components Used in small quantities to ensure specific wash enhancing properties, ...

Tài liệu PHYSICAL, CHEMICAL, AND MECHANICAL PROPERTIES OF BAMBOO AND ITS UTILIZATION POTENTIAL FOR FIBERBOARD MANUFACTURING docx

Danh mục: Kĩ thuật Viễn thông

... [Leithoff and Peek 2001] Since the amount of each chemical composition of bamboo varies with age, height, and layer, the chemical compositions of bamboo are correlated with its physical and mechanical ... utilization The physical and mechanical properties of bamboo vary with the age of the bamboo and the height of the culm [Chauhan 2000] In general, SG and the properties of bamboo drop from the ... bending properties, along longitudinal and radial directions of one, three, and five year old bamboo and determine the correlation between SG and bending properties, and (5) compressive strength of...

classes of groups and their properties

Danh mục: Toán học

... G, and bm (G) is the set of all F-components of G 114 Classes of groups and their properties W Anderson introduced the concept of Fitting sets in a successful attempt to localise the theory of ... G/Ni ∈ X and Ni = i=1 90 Classes of groups and their properties Note that a group G ∈ R0 X if and only if G is isomorphic with a subdirect product of a direct product of a ﬁnite set of X-groups ... set F of G is a non-empty set of subgroups of G such that if H ∈ F and g ∈ G, then H g ∈ F, if H ∈ F and S is a subnormal subgroup of H, then S ∈ F, and if N1 and N2 are normal F-subgroups of the...

Báo cáo hóa học: " Review of thermo-physical properties, wetting and heat transfer characteristics of nanofluids and their applicability in industrial quench heat treatment" pot

Danh mục: Hóa học - Dầu khí

... behaviour of nanofluids so far and the possible mechanisms for the increment of thermal conductivity of the nanofluids are as follows [43-63]: I Brownian motion of nanoparticles: The Brownian motion of ... of nanofluid depends on the specific heat of base fluid and nanoparticle, volume concentration of nanoparticles, temperature of the fluids and the literature suggests that the specific heat of ... enhancement of heat transfer coefficient during the pool boiling of water-CNT nanofluids of 0.25, 0.5 and 1.0% concentration by volume of CNT by 1.76, 1.203 and 1.20 times greater than that of heat...

Báo cáo khoa học: "Influence of decaying wood on chemical properties of forest floors and surface mineral soils: a pilot study" pptx

Danh mục: Báo cáo khoa học

... release and persistence of organic acids (ligands) capable of mobilizing Fe and Al Consequently, the study of relationships between forest floor properties and the degree of development of albic and ... in morphological and chemical properties of forest floor and mineral soil, and each accumulation of DW was examined for the origin (species) and age of decay The objectives of the present study ... for each sample of albic horizon; t is its thickness (cm) and Vand Care the numerical values of its Munsell value and chroma; and Due to the design of the study, the thickness of the forest floor...

Controlled synthesis of nanostructures and their optical properties

Danh mục: Tổng hợp

Effect of thickness on the physical, thermal and chemical properties of ultra thin polymer films

Danh mục: Tổng hợp

... the thermal, physical and chemical properties of ultra-thin films of selected polymers In the first part of our study, we investigate the thermal and physical properties of hydrophilic polyetherimide ... thermal and transport properties when the film thickness approaches the bulk radius of gyration (Rg).9 Thus with important factors such as thickness of the films and the chemical properties of the ... disadvantage of spin coating is it requires the use of solvents and the choice of solvent often must fulfill the following considerations: environmental issues, miscibility, and its effects on the film properties...

CHEMICAL ANALYSIS OF WATER AND WASTEWATER

Danh mục: Hóa học - Dầu khí

... their knowledge of the identities and quantities of pollutants and other chemical species in water, air, soil, and biological systems Therefore, proven, state -of- the-art techniques of chemical analysis, ... 24 CHEMICAL ANALYSIS OF WATER AND WASTEWATER 24.1 GENERAL ASPECTS OF ENVIRONMENTAL CHEMICAL ANALYSIS Scientists’ understanding of the environment can only be as good as their ... in the evolution of analytical chemistry, characterized by the development of new and improved analysis techniques that enable detection of much lower levels of chemical species and a vastly increased...

Tài liệu METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER ppt

Danh mục: Hóa học - Dầu khí

... ASTM Annual Book of Standards, Part 31, D3694-78 “Standard Practices for Preparation of Sample Containers and for Preservation of Organic Constituents,” American Society for Testing and Materials, ... maintaining a current awareness file of OSHA regulations regarding the safe handling of the chemicals specified in this method A reference file of material data handling sheets should also be made ... levels for each parameter of interest by adding volumes of one or more stock standards to a volumetric flask and diluting to volume with acetonitrile One of the external standards should be at a...

Tài liệu METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER doc

Danh mục: Hóa học - Dầu khí

... and 6.7 It is recommended that the secondary dilution standard be prepared at a concentration of 15 µg/mL of each internal standard compound The addition of 10 µL of this standard to 5.0 mL of ... concentration of the stock standard Optionally, stock standard solutions may be prepared using the pure standard material by volumetrically measuring the appropriate amounts and determining the weight of ... maintaining a current awareness file of OSHA regulations regarding the safe handling of the chemicals specified in this method A reference file of material data handling sheets should also be made...

Tài liệu Báo cáo khoa học: Interleukin-1-inducible MCPIP protein has structural and functional properties of RNase and participates in degradation of IL-1b mRNA doc

Danh mục: Báo cáo khoa học

... mRNA and also of its own transcript For this reason, the level of mRNA for the wildtype form of MCPIP and the level of mRNA for IL-1b (Fig 5A, lane 3) were lower in comparison to the level of mRNA ... clarify the dynamics and features of this protein Role of MCPIP in regulation of the endogenous IL-1b transcript level After identiﬁcation of a PIN domain in the MCPIP by use of bioinformatics, ... lanes 2,3 and 4, lower band) The levels of mutant and wild-type MCPIP mRNAs were higher when these vectors were co-transfected with a vector overexpressing IL-1b (Fig 5, lanes and 4, upper bands)...

Tài liệu Báo cáo khoa học: Direct identiﬁcation of hydrophobins and their processing in Trichoderma using intact-cell MALDI-TOF MS docx

Danh mục: Báo cáo khoa học

... compilation ª 2007 FEBS T Neuhof et al Trichoderma hydrophobins Fig Intact-cell MALDI-TOF mass spectra of mycelia and spores of Trichoderma strains The masses 7347 and 7494 of T atroviride spores correlate ... Neuhof et al Fig Intact-cell MALDI-TOF spectra of mycelia (A, C, E) and sporulating mycelia (B, D, F) of three strains of H jecorina grown on malt agar The masses displayed have an error of about ... similar cleavage patterns of hydrophobins HFBIII of H jecorina and T longibrachiatum, and SRH1 and HFB1 of T atroviride, involving signal peptides, Kex2type processing, and C-terminal amino acid...

APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER pot

Danh mục: Tự động hóa

... The addition of 10 µL of this solution of mL of sample or standard is equivalent to a concentration of 30 µg/L of each surrogate standard 6.8 BFB Standard—Prepare a 25 µg/mL solution of BFB in methanol ... 51, and 86 101 103 96 61 and 98 63 65, 83, 85, 98, and 100 96 61 and 98 83 85 98 62, 64, and 100 97 99, 117, and 119 117 119 and 121 127 83, 85, and 129 112 63, 65, and 114 75 77 130 95, 97, and ... 15-40% of Mass 95 30-60% of Mass 95 Base Peak, 100% Relative Abundance 5-9% of Mass 95 50% of Mass 95 5-9% of Mass 174 >95% but 101% of Mass 174 5-9% of Mass 176 Table...

APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER: METHOD 604—PHENOLS docx

Danh mục: Tự động hóa

... “Microdetermination of Derivatives of Phenols and Mercaptans by Means of Electron Capture Gas Chromatography,” Analytical Chemistry, 40, 1009 (1968) ASTM Annual Book of Standards, Part 31, D3694-78 “Standard ... levels for each parameter of interest by adding volumes of one or more stock standards to a volumetric flask and diluting to volume with 2-propanol One of the external standards should be at a concentration ... calibration standards at a minimum of three concentration levels for each parameter of interest by adding volumes of one or more stock standards to a volumetric flask To each calibration standard,...

Báo cáo khoa học: Origin and properties of cytoplasmic and mitochondrial isoforms of taurocyamine kinase pptx

Danh mục: Báo cáo khoa học

... mitochondrial isoform (referred to henceforth as MiTK) as described below The cDNA for the cytoplasmic TK consists of 1811 bp with an ORF of 1098 bp and 5¢ and 3¢ untranslated regions of 21 and 692 bp, ... other hand, mitochondrial TK showed activity for taurocyamine, lombricine (30% of that of taurocyamine) and glycocyamine (7% of that of taurocyamine) Recombinant Arenicola MiTK was incapable of phosphorylating ... Alignment of mitochondrial targeting sequences of vertebrate and invertebrate MiCKs and Arenicola MiTK Sequences correspond to ubiquitous (uMiCK) and sarcomeric (sMiCK) MiCKs from man and chicken and...

Báo cáo Y học: Molecular cloning, bacterial expression and properties of Rab31 and Rab32 docx

Danh mục: Báo cáo khoa học

... lg of platelet protein and 0.5 lg of GST and GST±Rab proteins; (B) an [a-32P]GTP overlay [17] of a nitrocellulose blot of a gel containing 40 lg of platelet protein, 0.5 lg of GST and 0.5 lg of ... form of Rab32 (see Discussion) Fig Puri®cation and properties of wild-type and mutant Rab31 and Rab32 expressed as GST±fusion proteins Samples of platelet particulate fraction protein and of puri®ed ... immunoblot of a gel containing 20 lg of platelet protein and 0.1 lg of GST and GST±Rab proteins, using a : 1000 dilution of anti-Rab31 antiserum; (D) a similar immunoblot using a : 1000 dilution of anti-Rab32...

APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER: METHOD 605—BENZIDINES pdf

Danh mục: Tự động hóa

... regarding the safe handling of the chemicals specified in this method A reference file of material data handling sheets should also be made available to all personnel involved in the chemical analysis ... levels for each parameter of interest by adding volumes of one or more stock standards to a volumetric flask and diluting to volume with mobile phase One of the external standards should be at a ... calibration standards at a minimum of three concentration levels for each parameter of interest by adding volumes of one or more stock standards to a volumetric flask To each calibration standard,...

APPENDIX A TO PART 136 METHODS FOR ORGANIC CHEMICAL ANALYSIS OF MUNICIPAL AND INDUSTRIAL WASTEWATER: METHOD 611—HALOETHERS potx

Danh mục: Tự động hóa

... regarding the safe handling of the chemicals specified in this method A reference file of material data handling sheets should also be made available to all personnel involved in the chemical analysis ... levels for each parameter of interest by adding volumes of one or more stock standards to a volumetric flask and diluting to volume with hexane One of the external standards should be at a concentration ... calibration standards at a minimum of three concentration levels for each parameter of interest by adding volumes of one or more stock standards to a volumetric flask To each calibration standard,...

Báo cáo khoa học: Stability and ﬁbril formation properties of human and ﬁsh transthyretin, and of the Escherichia coli transthyretin-related protein potx

Danh mục: Báo cáo khoa học

... Tm of the protein These ﬁbrils are amyloidogenic, as determined from their Stability and ﬁbril formation of TTR and TRP tinctorial properties in the ThT-binding and CR-binding assays hTTR and ... both in shape and in dimension to the ﬁbrils of hTTR and sbTTR formed by heating The thick and straight morphology of heat-induced ﬁbrils of hTTR, sbTTR and ecTRP is similar to that of amyloid ﬁbrils ... that of TTRs and TRPs (Fig 1) In the current study, the ﬁbril-forming and amyloidforming properties of three representatives from the TTR and TRP families were investigated Amyloidogenic properties...

First principles optical properties of silicon and germanium nanowires

Danh mục: Vật lý

... EMA models Optical properties of SiNWs and GeNWs In Section of the present paper, we aim to point out the importance of the many-body eﬀects on the optical response of some of the studied nanowires ... in terms of the diﬀerent geometrical structure of wires grown with diﬀerent orientation Finally the comparison of the optical spectra of SiNWs and GeNWs with diameters of the order of 0.8 nm, ... Optical gaps in SiNWs and GeNWs: quantum conﬁnement and anisotropy eﬀects In this section, we will describe the electronic properties of hydrogen passivated, free standing silicon and germanium nanowires...

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