Can any one explain how to calculate humic acid and fulvic acid after extraction?

Gone through various methods for extracting humic acid and fulvic acid contents but not sure about calculation part.

06 July 2019 8,338 3 View

Which is the best simple method for the Cation Exchange Capacity analysis of compost?

For my compost sample wish to analyze CEC. Almost literatures give me idea to extract but wish to know best simple method to extract as well as analyze the compost sample.

05 June 2019 1,121 3 View

Which is the best simple method for the extraction and analysis of Humic and Fulvic acid?

For my compost sample wish to analyze HA & FA. Almost literatures give me idea to extract but wish to know best simple method to extract as well as analyze the compost sample.

05 June 2019 4,811 2 View

In Soil Analysis, 5g soil sample extracted and physico chemical parameters found, How to convert arrived ppm result to g/kg?

In Soil Analysis, 5g soil sample extracted and various physico chemical parameters found in ppm. (Example: Nitrate, TOC, TNM, Sulphate, etc) in this case how to report ppm to g/kg?

11 December 2018 2,610 3 View

Is there any possibility of less Total Nitrogen value and high Nitrate Nitrogen value of soil can be obtained?

In my soil analysis i used uv-vis spectrophotometer to determine nitrate nitrogen and TOC-TN analyzer to determine TOC & Total Nitrogen. I got very high Nitrate nitrogen values than Total...

09 October 2018 6,020 4 View

Is there any dilution based conversion for ppm to mg/g in soil analysis?

we are usually extracting soil by extractant such as water, kcl etc. while converting ppm to mg/g having doubt on using simple conversion.

08 September 2018 3,246 2 View

How can we convert ppm of soil parameters into mg/g?

Usually we extract soil contents in extracting solution and estimate the values in ppm but how can we mention the contents of soil in mg/g.

08 September 2018 7,703 7 View

Can anyone interested to review co-composting critically?

Being a research associate interested to work in team for review paper so that draft a good article for scopus indexed journal. mail me your interest [email protected]

07 August 2018 4,076 0 View

Which are standard methods to analyze compost(forms of nitrogen and carbon)?

Various methods are available to analyze compost but by using spectrometer and traditional titration methods trying to analyze compost effectively and accurately so standard methods and procedures...

06 July 2018 9,776 3 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

How can we theoretically calculate Elemental analysis(percentage) of atoms in covalent organic framework?

For example in one research article the Elemental analysis values of COF-TpPa-1 ( Triformylphloroglucinol (Tp) (63 mg, 0.3 mmol), Paraphenylenediamine (Pa-1) (48 mg, 0.45 mmol) are as follows...

24 February 2021 1,265 6 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View

How to Control Whiteflies in coconut leaves?

24 February 2021 1,005 1 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