To neutralize 500 ppm solution of sodium hypochlorite by sodium thiosulphate (10%) solution
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22 June 2024 6,199 0 View
tourism and contribution to revenue, employment and gdp?
30 April 2024 6,725 1 View
I want to compute properties of fuel after altering by one hydrocarbon component.
07 March 2024 5,470 0 View
It was written in linux and running in windows. I have attached error below. Thank you.
21 August 2023 8,586 3 View
Hi, I am attempting to plot a piper plot and I am confused as to which values to input. I understand that there are values for HCO3 and CO3 but the data available to me have the following: 1)...
01 August 2023 8,646 0 View
Gradient program containing mobile phase A with 0.1 % Trifluoroacetic acid in water and B with 0.1% TFA with Acetonitrile. Unknown peak elute at same retention time at main component in blank...
11 June 2023 6,518 1 View
Gauss view
25 April 2023 8,103 4 View
Is there any tool to calculate Column CDF value.
06 December 2022 5,892 3 View
Dear group members and experts, I am working on a mediated moderation with 3 different moderators probing 3 paths of the mediated model (attached the image) I couldn't find this model in Hayes's...
09 July 2022 9,280 3 View
Can the use of hypochlorite solution in washing of stones before grinding useful?
02 June 2022 3,039 0 View
Hello everyone, A collaborator sent us his protocol in order to be able to use his immunohistochemistry kits. But one step contains PBS + 0.3% H2O2 + 0.1% sodium azide. Knowing the dangerousness...
23 July 2024 6,314 3 View
I need to make a stock solution for radioisotopic incubations of freshwater sediments to study dark primary productivity but I have some confusion as to how I calculate the concentration of 14C...
15 July 2024 5,898 0 View
During the release test of Amphotericin B using 1% Tween 80, i observed three peaks even in the standard. The first peak consistently yielded results around 500%, while the other peaks showed...
08 July 2024 1,330 0 View
I did some column tests in my lab where I needed to detect the DOC fractions using LC-OCD. For the abiotic columns I used sodium azide to restrict the biofilm formation. I did LC-OCD to detect the...
07 July 2024 468 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
Can this pH of 8 be due to the presence of other substances? Or do I have an error somewhere in the analysis? Thank you!
26 June 2024 9,093 4 View
I have been trying to grow Nicotiana benthamiana via tissue culture. I used ethanol and sodium hypochlorite with different concentrations and time duration for seeds sterilization and lastly...
18 June 2024 1,756 3 View
I want to replicate the third step, but there seems to be no reaction in an alkaline environment. However, sodium hydroxide is used in the literature. Should I switch to an acidic environment
05 June 2024 9,358 1 View
I'd like a powdered form of MCDB 131 Medium with sodium bicarbonate added, and I've noticed that not only is the powder form of this medium difficult to find with NaHCO3 already included, but the...
28 May 2024 1,631 2 View
Hello. I am here looking for help with the NO radical scavenging assay. I was working on setting up the assay with sodium nitroprusside and the Griess reagent as they do in most works. However, I...
27 May 2024 5,013 1 View