Chitin dissolve for natural transfromation?

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Problems about acousto-optic coupling in Comsol, how to check whether the moving mesh is correct?

I’m trying to reproduce the acousto-optic coupling simulation in the paper Frequency–angular resolving LiDAR using chip-scale acousto-optic beam steering. LNOI(lithium niobate on insulator) is...

13 August 2024 9,795 0 View

Why Do TDS and EC Increase with Larger Wastewater Volumes, While BOD and COD Decrease?

I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...

09 August 2024 9,621 0 View

How to enrich pig excreta for increasing nutrient quality organically ?

Pig slurry is rich in major and minor nutrients. Is there any way to improve / Enrich its manure quality to be used in agriculture organically ? please share your knowledge.

09 August 2024 5,605 2 View

Request Python code?

Request Python code from this article : Gender equity of authorship in pulmonary medicine over the past decade. THANKS!

08 August 2024 6,242 2 View

How to solve the problem of unconscious teeth grinding during sleep at night?

One of my friends, every night after falling asleep, his mouth would make a creaking sound after chewing something. This teeth grinding condition would continue until he woke up, and he didn't...

08 August 2024 1,366 5 View

Is it possible to plot the atom-projected band structure using GPAW?

Hi, I'm currently working on a project where I need to plot the atom-projected band structure using GPAW. I've been able to calculate the band structure for my material, but I'm having trouble...

07 August 2024 269 3 View

Unusual intensity drop in some sections of chromatograms in DDA?

Hi, we have measured tryptic peptides using both DDA and DIA method on QExactive. In DDA replicates i saw unusual intensity drops occurring at the same sections of chromatograms in DDA replicates...

07 August 2024 3,218 4 View

Leaf area of tomato ?

Hi How can this equation Ln(LA) = 1.038 + 0.89 ln(X) be applied to calculate the leaf area of a tomato? Can you explain with an example and what is the substitution of Ln and ln?

06 August 2024 2,508 2 View

Why did the authors extrapolate a phenotype that they experimentally proved in one bacterial strain across the whole genus of the organism?

I aim to be as skeptical as possible regarding whether a pair of orthologous genes results in the same phenotype in their different but related bacterial organisms under similar environmental...

05 August 2024 6,787 4 View

How to preform densitometry on SDS-page bands?

I ran a SDS-page of a bacterial lysate and I want to quantify protein concentration in a specific band. I was thinking of using a standards ladder or make some standards are different...

05 August 2024 9,805 3 View

What about an idea which considers a chitin -chitosan mixture are a mixture of different polymers?

Deacetylation of chitin results in different de acetyl chitin (chitosan)with various degrees of de acetylation.Such variation produces a mixture of different( chitosans) which is not studied...

02 April 2024 2,739 0 View

Which cell-penetrating peptides (CPPs) do you recommend to deliver intra-cellular cargo in chitin cell-walled unicellular eukaryotes?

Dear colleagues, I am working on a project in which I want to deliver oligonucleotides (specifically, molecular beacons (MBs)) inside different protist species. To do so, I am going to use...

18 March 2024 2,778 0 View

Does AOAC standard method 981.12 apply for only solid samples or is it only for liquid samples?

How would you determine the pH content of a biofilm specifically chitin, Is AOAC standard method 981.12 applicable for it's determination of pH. If not what AOAC method can be used for it. What...

02 October 2023 1,859 1 View

Is their a melting point for chitin in general?

Our research about chitin and chitosan regarding film formation, basically we are trying to find an exact literature or answer about chitin's melting point.

25 September 2023 4,967 2 View

What is the problem or challenge in the production of chitin and chitosan and their use in the food processing and biomedical industries?

Of course, nowadays the use of nanotechnology and chemical modification of chitosan or the use of oligosaccharides of chitin and chitosan have become somewhat effective, but still the use of...

17 August 2023 2,797 2 View

Why i am getting no recovery of chitin from fungal biomass?

I get good amount of fungal biomass in submerged fermentation but no chitosan get extracted after completing the extraction process using NaOH treatment. Please help

03 August 2023 3,952 1 View

How to remove the chitin from gammarus sp.?

Hello everyone, I'm a PhD student in Ecology and at the moment I'm working on the characterization of cohort of G. insensibilis. Part of this activity involves an NMR for a metabolomic analysis...

24 July 2023 6,408 4 View

How cold the mechanical properties of flies from divers be measured?

Hello, It is important to choose the best fly divers (source of chitin) at least qualitatively. Thanks Gedvidas

28 March 2023 3,023 1 View

Can I use an acid wash to lower the pH of my chitin deactylation solution faster from 14?

After deactylation of chitin from snail shells, i have washed the filter residues so many times with hot DW, but it is still strongly alkaline. Can I use dilute HCl in washing and what Molarity is...

20 January 2023 3,849 3 View

How to evidence the presence of cellulose or chitin nanofibers on polymeric substrate ?

I would like to check if I achieve to graft/coat cellulose or chitin nanofibers on different substrate (polymers and textiles). Do you know which method would be the best ? I tried already IR...

21 December 2022 8,754 2 View

Michael G. Weller

Chapter Solubility of Chitin: Solvents, Solution Behaviors and Their...

Chinaza Godswill Awuchi

Check https://www.intechopen.com/chapters/57402

Also check https://www.researchgate.net/publication/323777293_A_Simple_and_Effective_Method_for_Preparation_of_Chitosan_from_Chitin

Kiprotich Kiptum

Check this paper also

https://www.frontiersin.org/articles/515905

Aref Wazwaz

Hi Dr Chenhao li . See the following useful link: https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/chitin

Kindly see also the following useful RG link: Article Chitin and Chitosan Preparation from Marine Sources. Structu...

Also see the following use link: Article Preparation and Solubility in Acid and Water of Partially De...

Chenhao li

thanks very much for the kind help @Michael G. Weller@Chinaza Godswill Awuchi@Kiprotich Kiptum@Aref Wazwaz