How can I maintain pH during solid state fermentation?

I am carrying out solid state fermentation using aspergillus niger to produce citric acid.But, I am not able to maintain the pH throughout the process.I want to set my pH between 3--4. What can be...

07 August 2019 702 5 View

What are the different types of low molecular weight organic acids produced by Aspergillus niger?

I want to know the names of low molecular organic acids which can be produced using Aspergillus niger.

05 June 2019 8,463 2 View

What is the reaction between citirc acid and zinc sulphate?

I have added 1g of citric to 4 g of zinc sulphate in the 100 ml of boric acid solution.Now, I want to know the actual reaction happening between them?

05 June 2019 3,506 1 View

What can be done if peaks are not coming proper for organic acids using LC-MS?

I have carried out solid state fermentation of sample containing organic waste.Due to limited facilities, I could only do filtration and centrifugation for my sample.But,when I subjected this go...

04 May 2019 6,330 3 View

What is the role of prescott salt in solid state fermentation?

In few papers,they have mentioned prescott salt is beneficial in solid state fermentation and in few papers they are saying its not..What is the key role of prescott salt and can it be uses...

10 November 2018 5,743 3 View

What type of contamination is observed in solid state fermentation experiment?

I am performing solid state fermentation experiment using aspergillus niger to produce citric acid using organic waste..I want to know which type of contamination is this? And what can be done to...

10 November 2018 3,454 3 View

How much fermented sample is to be taken for citric acid estimation?

I want estimate citric acid from fermented and unfermented sample using titration method.I want to know how much fermented sample can I take and how much do I need to dilute it to? And what should...

09 October 2018 3,712 1 View

How can we acheive the Ph range of 3-6 in a solid state fermentation in tray bioreactor?

I want to set the Ph of substrate consisting of organic waste and leaf litter.The procedure which I followed was: 1.I took 5 g of sample and added 50 ml of D.W. in it then I started adding...

09 October 2018 7,693 3 View

What are the good journals to publish botany(Plant field expt.) work?

Hello all, I want to publish a paper on effect ofa fertilizer on the growth of a particular plant. I want to know which are the good journals with good impact factor and also the probable amount...

07 August 2018 6,233 0 View

Why is methanol added to fermentation media?

I want to carry out SSF using various waste,I wanted to know that what is the reason behind adding methanol to the media? What advantage does it have?

05 June 2018 4,661 3 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

How to arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View

What is the most suitable resuspension buffer for TCA/acetone precipitated protein?

I need to extract protein from fermented carbon sources for Bradford assay. Most researchers experiencing insolubility of pellet in resuspension buffer. Please assist me to select most suitable...

26 February 2021 7,129 3 View