How can I compare the cell yields (biomass) of aerobic and anaerobic digestion?

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What is best extraction method to extract benzene from water?

What can be the best and precise extraction method that can be used to extract benzene from water in order to measure it my GC-FID,

01 February 2018 4,076 8 View

Hi, Good evening all, can anyone suggest me some membranes which are having a porosity less than 0.22 micrometers?

here, I am looking for membrane that has a porosity less than 0.22 micrometer which can allow the diffusion of solvents through it with blocking the moments of microorganisms? any suggestions are...

11 December 2016 2,653 5 View

FTIR spectroscopy analysis for membrane fouling?

When a fouled membrane like Nafion was analyzed for FTIR analysis, before mesurment should we remove the flock (layer of bacterial biofilm) on the membrane or not? For the assessment of membrane...

06 July 2014 6,077 2 View

What is meant by 20% NaOH solution, how can I prepare it?

How can I prepare 20% NaOH solution from powdered NaOH? 20 g+80 ml water or 20 g in 100 ml? Or any other suggestions?

31 December 2013 9,664 18 View

Can anyone please tell me, how to detect or find any unknown compounds (like organics, carbohydrates or some enzymes secreted by algae.) present in water samples?

09 October 2012 1,403 6 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

What is the best way to keep an anaerobic chamber anoxic in the absence of hydrogen?

I'm a graduate student who works with an anaerobe, so I often work in an anaerobic chamber. I've been working on an assay that involves the steady-state of the quinone/ quinol pool. Anoxic...

03 March 2021 2,971 1 View

Anyone that can help with details in phosphopeptides enrichment?

Anyone know the amount of protein before enzymatic digestion for phosphopeptides enrichment of serume sample in Ti-IMAC? Has anyone ever use Ti-IMAC(the material is from Chinese company named...

28 February 2021 7,310 3 View

What is the exact mechanism of the antimicrobial effect of local anesthetics?

The antimicrobial effect of local anesthetics has been known for more than 50 years, but it still seems to have an unclear mechanism of action. which bacteria? which concentration? etc etc. ....

27 February 2021 4,450 2 View

How to model Supercritical water gasification (SCWG) process in Homer software?

Hi everyone How to model Supercritical water gasification (SCWG) process in Homer software?

25 February 2021 4,075 1 View

Uncertianiny in using dry or wet basis in mixing a sediment with fuel oil?

Hello I'm currently working on a topic related to studying the anaerobic biodegradation of TPH in marine sediments. In this work, sediment should be mixed with fuel oil to a concentration of 20 g...

24 February 2021 9,839 3 View

Problem with ligating 2.8 kb insert into 8.5 kb plasmid?

I am trying to clone 2 copies of the same mammalian gene into the pSF-CMV-Ub-Puro Ascl (contains HindIII, KpnI and NheI cut sites) plasmid. This is what the final product is supposed to look like...

24 February 2021 6,310 3 View

Advice on growing lactobacillus species in the lab?

Hello everyone, For part of my PhD project, I'm hoping to grow some lactobacillus species in the lab so that I can create standard curves for a qPCR quantification of a faecal sample. However, I...

24 February 2021 3,157 6 View

Is this the write procedure for acid digestion of soil for heavy metal analysis using AAS?

How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?

23 February 2021 3,053 7 View

Is it possible to define biogas as a fuel in the reformer process(scwg) in Homer software?

Hi every one Is it possible to define biogas as a fuel in the reformer process(scwg) in Homer software? Biogas fuel is not available in the options thanks

23 February 2021 6,518 3 View