Anyone observed potassium phosphate dissolve itself from its deliquescence property when leave it to expose to the ambient air? Does it show deliquescence property at relative humidity 20-50%?
I'm doing mic and mbc following the disc diffusion assay. I want to calculate the cfu value for the microbial growth in the plate. Can you please share any relevant article or the exact calculation?
20 December 2023 9,576 4 View
Hi, I am relatively new to XPS. I have been looking into other papers for reference. Some data I saw struck me as rather sloppy. But I don't know much about XPS. I need some expert opinion on...
20 August 2023 292 4 View
Hi, I have a sample of carbon paper. There is no coating on the carbon paper and it is high graphitic and electrically conductive. From trying to fit a peaks in C 1s spectrum, I think I have...
05 June 2023 228 6 View
Hello, I need help identifying or measuring anodic peak current (ipa). This is the cyclic voltammogram of vanadium ions on the negative side, anodic(V2+ -> V3+) and cathodic(V3+ -> V2+) in a...
05 April 2023 7,908 2 View
Hi, I am testing Sigracet carbon paper for a vanadium redox flow battery. I am performing cyclic voltammetry (CV) on heat-treated Sigracet carbon paper. CV shows a clear peak in catholyte...
25 January 2023 1,484 1 View
The normal procedure to make Co2 gas into solid 1)Compression and cooling method. Could please suggest some ideas to make co2 gas into co2 solid? ( cost - effective method)
08 October 2022 6,640 2 View
I am working in the Environmental project 'LF-Gas separation' by using cryogenic method in UK. I think the more energy is required in the cryogenic gas separation plant compared to the other...
06 October 2022 5,105 1 View
I carried out specular reflectance of GaAs wafer taking Mirror as the standard material for 100% reflectivity to obtain GaAs reflectivity. From this %Reflectivity data of GaAs, is it possible to...
01 January 2022 319 7 View
I've done a code using C for a rectangular space using Poisson's equation and Dirichlet boundary condition and used the Finite Element Method. I would like to know how to do this for an elliptic....
06 August 2018 5,656 4 View
Nanomaterials used as coolant to increase thermal conductivity but increasing the weight ratio of nanoparticles in the coolant as shown abrasive property. Hence, nanocolant with high weight ratio...
14 September 2016 854 3 View
I want to preserve the sample leaves for the LM study of the stomata and conidia analysis. Whether 2.5% glutaraldehyde in 0.05 M phosphate buffer with pH 7 can be applied for preservation.
29 July 2024 8,560 0 View
Hello All, I've been facing difficulty in executing geometry optimization of a sodium polyanionic phosphate (Na4Fe3P4O15) crystal in CASTEP (please find the input and output files attached). When...
07 July 2024 8,626 2 View
I have a sequence of ssDNA that I would like to directly ligate an Illumina sequencing adaptor to. As long as I have done the end repair (remove phosphates), can I directly ligate the adaptor to...
26 June 2024 4,522 0 View
I'm measuring the setting time of a calcium phosphate cement using an apparatus that records how much resistance a needle (connected to a load cell) encounters over time. This process provides...
24 June 2024 7,534 5 View
In most colorimetric determinations of methylglyoxal, there is neutralization using saturated potassium carbonate, and perchloric acid is added to the final reaction. I would like to understand...
23 June 2024 2,074 0 View
Hello, I am trying to purify a 6X-His tagged protein using Ni-NTA chromatography. However, I obtain very less yield & concentration; and considerable protein in load flow through. Any...
16 June 2024 5,876 5 View
I'm following a paper for their HPLC methodology, but I'm having a hard time understanding how to make mobile phase A. To quote: "Mobile phase A is a mixture containing 0.2% potassium dihydrogen...
13 June 2024 8,321 1 View
The buffer wasn't filtered.. Could this be the cause? Can we autoclave phosphate buffer to resolve this issue?
10 June 2024 3,970 2 View
Is a 5` phosphate needed for homologous recombination? I am a bit confused whether phosphorylated DNA is needed to achieve efficient homologous recombination in e coli. I believe there are methods...
06 June 2024 7,065 1 View
formulate Phosphorus 52 and Potassium 34 in liquid
03 June 2024 7,589 2 View