In the leaching process, how long should the sample stay in nitric acid?
The duration a sample should stay in nitric acid during a leaching test depends on the followed protocol (ISO standard). For example, extracting heavy metals from soils requires 24 hours. Refer to the best fitting protocol for your specific purposes
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What do you think about physical fitness in young people?
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I have a plasmid with a concentration of 12858 ng/μl then I did serial 1/10 dilutions. I used my leas concentration DNA(1.28*10^-6 μg/μl). Then I took 5μl of that and added it to a tube with 25μl...
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I designed a patch antenna in HFSS. I want to divide it to m*n cells by using genetic algorithm .If a cell is conducting, then the corresponding gene is assigned 1, and if a cell is...
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Why in the following paper Hamiltonian is minus center of mass kinetic energy operator? doi:10.1088/0034-4885/70/12/R03
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"Quantum chemistry" - MCQuarrie and its solution manual.
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And how can I prevent this reaction?
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Exercise variety
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Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
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Palmitic acid presence in aqueous fraction
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I am interested to know the behavior of dyes toward light. Specifically, Blue dyes re-emit the spectrum, especially from the green zone (known as principal in LED lamps, and blue dyes are known...
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I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?
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I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...
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I would like to know the role of the TFA (trifluoroacetic acid) used on reverse phase chromatography c-18 column. It's is often used with a concentration of 0.1% on the mobile phase.
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As mentioned in literature the addition of CaCO3 to MRS Agar media is considered as an indicator for lactic acid producing bacteria, so I wonder if we can add CaCO3 calcium carbonate to any other...
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Serotonin (5-hydroxytryptamine, 5-HT) is predominantly known as a neurotransmitter in the central nervous system (CNS), where it plays a crucial role in mood regulation, gastrointestinal motility,...
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I synthesised a nanocarrier by conjugation MOF (MIL-100) with folic acid for use in chemotherapy but the samples didn't dissolve completely in aqueous solution or DMSO. Instead, they only...
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I don't have the anaerobic generators (Anaeropac) so I'd like to try the candle-jar tecnique for the cultive of lactic acid bacteria
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