. The LoWry method is suitable for the determination of trace proteins, and it is convenient for multiple samples to be measured at the same time. However, insoluble proteins and membrane binding proteins must be pre-treated (e.g. by adding a small amount
Common problems and solutions for alcohol-soluble inorganic zinc silicate primers
Time of Update: 2020-12-27
on the surface, the remaining mixed coatings must not be used. 3.3 Application method (1 ) airless spray or traditional spray, repair can be used brush coating, construction is best to continue mechanical stirring paint solution
Research preparation of alcohol-soluble polyurethane closed primers
Time of Update: 2020-12-26
part 1.1 Raw materials TDI (toluene isocyanate, 80/20), trihydroxymethyl propane, polyester polyol, monool functional monomer, antioxidants, catalysts, propylene glycol methyl ether acetate, ethanol, leveling agent, defoaming agent, are all
High-strength water-soluble building powder formulation
Time of Update: 2020-12-25
China Paint Online News: Recipe Table No. Formula Composition Ratio (kg) Note 1 Water-soluble resin 2.5-10 2 Filler 70-80 3 Pigment 0.01-8 4 Curing agent 10-20 5 thickener 0.1-0.0.1 36 Dispersant 0.2-0.5 7
High-strength water-soluble building powder coating
Time of Update: 2020-12-24
China Paint Online News: Recipe Table Number Recipe Composition Ratio (kg) Note 1 Water-soluble resin 2.5-10 2 Filler 70-80 3 Pigment 0.01-8 4 Curing agent 10-20 5 thickener 0.1-0.0." 3
Affinity Purification of Soluble Lysosomal Proteins for Mass Spectrometric Identification
Time of Update: 2020-12-16
Secreted proteins are ammonium sulfate precipitated, dialyzed, and loaded onto the immobilized MPR column.
Soluble Polymer-Supported Methods for Combinatorial and Organic Synthesis
Time of Update: 2020-12-15
However, problems associated with the heterogeneous nature of the ensuing chemistry and with “on-bead” spectroscopic characterization have meant that soluble polymers are developing as alternative matrices for combinatorial library production and organic synthesis ( 3 , 4 ).
Screening Libraries for Improved Solubility: Using E. coli Dihydrofolate Reductase as a Reporter
Time of Update: 2020-12-12
Proteins fused to DHFR will produce chimeras with altered levels of resistance to TMP.
The soluble mercury content in the coating was determined by a direct mercury meter
Time of Update: 2020-12-10
Using direct mercury meter to determine the soluble mercury content in the coating, with low sampling, high sensitivity, good precision, fast analysis speed, no reagent contamination, can be directly sample determination and other advantages, and achieved satisfactory test results.
Analysis of Antioxidant Activities in Vegetable Oils and Fat Soluble Vitamins and Biofactors by the PAO-SO Method
Time of Update: 2020-12-09
Oils extracted from plant seeds are known to contain various lipophilic antioxidants such as vitamin E (α-tocopherol) and carotenoids.
On-Line SFE-SFC for the Analysis of Fat-Soluble Vitamins and Other Lipids from Water Matrices
Time of Update: 2020-12-08
When high resolution is needed, the main chromatographic techniques usually employed are capillary gas chromatography (GC) or supercritical fluid chromatography (SFC), both as analytical tools in themselves and as inlet methods for mass spectrometry (MS) ( 1 ).
Measurement of Fat-Soluble Vitamins and Antioxidants by HPLC With Electrochemical Array Detection
Time of Update: 2020-12-02
Fat-soluble vitamins and antioxidants (FSVAs) are a structurally diverse group of compounds (Fig. 1 ) that play important roles in a wide spectrum of biochemical and physiological processes, e.g., photoreception (vitamin A, retinol); plasma
The influence of paint film thickness and other factors on the determination of soluble lead and chromium content in coatings
Time of Update: 2020-11-28
, Sartorius; DHG-9075A type electric blower drying box, Shanghai Heng Scientific Instruments Co., Ltd.; QSX-21A thickness meter, Tianjin Construction Instrument Factory. reagents and solutions: hydrochloric acid, pure analysis, Beijing chemical
