Is this compound has the same absorbance wavelength as the aminoacid: Alanine (because of the similarity in their structures)
Does relation (Eq1) equate to relation (Eq3), or is it Incorrect? I'd like to verify the validity of relation (Eq1). Thank you for your cooperation.
29 March 2024 3,804 0 View
Hi I am a doctoral student working on local products from a western region of Algeria. I need help to do some analyzes such as GC-MS for fatty acids and HPLC for the identification of onion...
19 December 2022 3,480 0 View
the studies concern the informal economy, always studied without linking it to the revenues earned through tax evasion and Fraud. So, do revenues from tax evasion and tax evasion finance the...
19 November 2022 1,965 3 View
Dear Reader, I am trying to perform Rietveld refinement with irf function for crystalline nanoparticles. During the refinemnt, I did not get results for the volume and compression shown in the...
24 October 2022 6,529 1 View
I'm looking for a relationship similar to the one below, but the polynomial in question is a generalized Jacobi polynomial? is there an answer? Thanks.
15 August 2022 3,343 3 View
I would like to develop a method for analysis of many organic acids in the same time. how to separate the chromatographic pics of each one?
09 September 2020 9,252 6 View
I want a list of internal standards can be used if it is possible
06 September 2020 7,425 4 View
bibliographical references in thesis or paper or any scientific research
17 March 2020 2,782 3 View
I have generated a DATASET formed like this : ('time', 'Value_Of_Feature_1', ..., 'Value_Of_Feature_N') So i want to make this DATASET as observations for the HMM algorithm. The problem is...
01 January 1970 2,081 3 View
After creating a Simulation using OMNet++ andthe INET framework , OMNet++ has generated .vec and .sca files , the problem is that when i want to import the .csv file i don't get some important...
01 January 1970 5,063 2 View
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.
07 August 2024 8,782 3 View
Palmitic acid presence in aqueous fraction
05 August 2024 8,624 4 View
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?
02 August 2024 7,186 6 View
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...
30 July 2024 6,420 1 View
In my molecule there is Chloro group at 2-position of phenyl ring, but in 2D image it appears as methyl showing no interaction.
28 July 2024 734 0 View
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.
23 July 2024 8,075 3 View
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...
20 July 2024 7,504 0 View
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...
19 July 2024 8,522 0 View
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
15 July 2024 8,890 2 View
I am conducting free radical polymerization using Kraft lignin and MMA, with DMSO serving as the solvent and there is also an initiator. Following the reaction, I obtain a solution, but I am...
15 July 2024 9,827 1 View