I need to prepare of 0.5 mM H2SO4 solution containing 1.8 mM HAuCl4. Can you help me how prepare this solution from Gold(III) chloride Salt?
I have a Karl-Fischer reagent (for volumetric titration, which is a one-component reagent) with a titer of 5mg/ml. All references unanimously say the Karl-Fischer solution loses its capability...
02 July 2024 5,044 3 View
Someone advise me to use 1 to 2mm undersized pellet but it is not available. Do anyone have any experience in the field of tunnel kiln ?
28 June 2024 6,355 0 View
For fatty acid and amino acid profile analysis in Litopenaeus vannamei post-larvae (1-1.5 gr), is it necessary to remove the head and peel? or it's possible to use whole body including head, peel...
04 June 2024 4,497 0 View
I am currently working on a drug-loading process that should be examined by UV detection. One of the processes I have to apply to detect the therapeutic agent concentration is utilizing Cerium...
25 May 2024 9,896 0 View
Can someone help me with fit and simulation in nova app? I can't get a good fit for my data
19 May 2024 5,086 2 View
If we want to obtain Aerogel from Hydrogel for Oleogel development, does the syneresis of Hydrogel affect the future oil absorption process in Aerogel? Does the volume reduction due to syneresis...
17 May 2024 9,141 1 View
I have FeCl2 crystals and I want to produce FeSO4.7H2O based on the reaction below: FeCl2 + H2SO4 = FeSO4 + HCl I dissolved the FeCl2 crystal in water, added equivalent amount of H2SO4 to react...
21 March 2024 1,150 0 View
I've been working on SCF calculations using VASP, and I've noticed that even with the following INCAR settings, I'm not seeing eigenvalues close to 1 or 0 corresponding to electronic states. Does...
10 March 2024 3,945 2 View
When we want to prepare a Gel from two gelling agents, is it better to prepare their hydrogel separately and then mix them? or is it better to mix their dry powder and then prepare hydrogel? which...
21 January 2024 1,949 2 View
Hello everyone I recently emailed the editor in chief of a journal about our manuscript submitted more than a year ago. Although 6 months ago, one of the journal's staff replied that it is "under...
11 January 2024 4,406 11 View
Hey there, As a synthetic chemist delving into theoretical calculations for my imidazolium-based organic molecules, I would greatly appreciate any guidance on the appropriate input instructions...
09 August 2024 5,444 7 View
I imagine the battery drives the graphite into a carbocation, then chloride is oxidized to donate the electron to the carbocation, but what pushes the lost electrons of chloride to be shared...
03 August 2024 5,384 0 View
I have used Prussian blue nanoparticles as a redox couple. The PBNPs have been made using only one salt precursor. Also, during scan rate studies, a small oxidation peak can be consistently found...
31 July 2024 9,697 0 View
Please note it
29 July 2024 4,920 3 View
After deprotection of the tert-butyl ester to generate the carboxylic acid in chloroform with TFA, my compound‘s pyridine moiety forms a TFacetate ammonium salt (small molecule drug, not a...
29 July 2024 9,753 3 View
https://www.cleanteqwater.com/resources/case-studies/gold-mine-australia/
29 July 2024 5,161 1 View
"The Correlation between Nutrition and Transport Mechanism under Abiotic Stress in Plants: A Comprehensive Review" by Muhammad Saleem, Jianhua Zhang, Muhammad Qasim, Rashid Iqbal, and Li Song,...
23 July 2024 9,109 0 View
What is a diamond open access journal and difference between green and gold access?
12 July 2024 9,717 3 View
Deep etching Negative photoresist Acrylate polymer Chemical etching Ferric chloride Crosslinking Resolution
11 July 2024 2,476 4 View
I am trying to measure the plasmon resonance angle of gold film and pure water using the Kretschmann configuration and a 633nm laser. Without flowing water over the gold, I can detect a clear...
10 July 2024 4,719 3 View