Hello, I need help to separate the mucilage found in an aqueous extract ?

During the process of aqueous extraction of phenolic compounds, I got a mucilage that must be separated from the extract that I would like to study. Thank you for your help.

03 January 2021 1,765 3 View

Can language alter our perception of crime?

I am looking for any resources which may be useful in a study I am conducting on the impacts that language may have on our perception of crimes. I will be using headlines which convey a particular...

23 December 2020 8,713 6 View

University's role in the socio-economic development of the country?

Does the university have an effective role in the socio-economic development of the country? It's much more academic than open to job creation for young graduates. What do you think? Safia Taleb

23 September 2020 8,637 13 View

Could you collaborate, please?

Hello everyone! I've developed a 35-item questionnaire to measure ESP students' critical reading strategies awareness while reading materials in English (as part of my Ph.D. research). Now, I need...

27 June 2020 2,484 3 View

How can i deal with missing value by using GBM in R?

I have time series data for 10 years ( hourly, daily, monthly ) for different variables , i have large numbers of missing data which are not random missing so how can i apply GBM or linear...

14 June 2019 2,090 4 View

I want to know the units of weight and volume that i have to put to get a concentration of 100 % of the aqueous extracts?

I have to prepare aqueous extracts from the plant powder and I wanted to know the weight of the powder that I have to mix with the volume of distilled water to have a concentration of 100%.

04 November 2017 7,872 2 View

I have data from XRD test for two types of soil. How can I analyze these data?

These data are one of them (attached file)

05 June 2016 6,589 3 View

May flavonoid content be more than phenolic content?

Quantification.

11 June 2014 8,835 4 View

How can we observe Juniperus phoenicea stomata?

It is difficult to use standard imprints method. Can anybody help? Thank you.

17 March 2014 5,502 4 View

Is there any fast rule on how to exactly decide on face validity?

01 January 1970 358 6 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

Would fecal samples stored at -20C for over a year impact metagenomic analysis?

Dear All, I have access to some rodent fecal samples that have been stored at -20C instead of -80C. Anyone have experience with the impact of stowage condition on comparative metagenomic analysis...

01 March 2021 2,512 1 View

How to simultaneously perform multiple biochemical assays?

I am a research scholar working on heavy metal stress on plants. I will be doing biochemical characterisation( protein, carbohydrate, proline, antioxidant enzymes and many more assays) at interval...

01 March 2021 6,999 3 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

How to compare 2 samples recruited with different sampling methods?

If I want to compare characteristics of 2 groups of patients, one group is recruited from a random sample of the general public while another group is from a sample with a fixed gender (male to...

26 February 2021 3,526 3 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

What is the suitable range of Sulfur content and Viscosity of Heavy fluid Oil that used in Kiln?

What is the disadvantages of high sulfur content to the ceramic burning process? and what is the effect of outranged viscosity?

24 February 2021 8,219 2 View

To date, according to health authorities, 30% of the population's diseases are initiated by drinking water pollution. Do you know this problem?

The main studies are as follows: * regular and timely receipt of information about the state of the environment using automated systems (stationary and mobile); * operational analysis of the...

23 February 2021 912 5 View