Has anyone speciation diagram of Cd(II) with acetic, lactic, citric and ascorbic acids?

More Souad Djerad's questions See All

How we can calculate Mass of TiO2 ?

Please tell me how we can calculate the mass of the final tio2 powder after evaporation of the solution if I used the sol gel method?

24 January 2020 110 3 View

Is there anyone who can send me papers about crop damage and birds ??

Please, I need some recent articles on the effects of birds (sparrows) on crops . Could you help me ? The papers I have are not recent. Thank you.

27 July 2019 4,143 7 View

Protocol to do rat spermogramme?

I want to do the spermogramme of mal rats and I need a detailled protocol to do that work. I want also to do an histopathologic study of genetal organs. please send me detailled protocols and...

08 July 2018 8,727 6 View

Are there methods to mesure rats vision and audition?

I want to know if a polluant affect rat vision and audition what are the methods to do that mesurement? send me protocols if possible thanks in advance

21 March 2018 7,805 3 View

Can I have the details (in French or English) of the method of estimating microbial biomass in soil (Fumigation-extraction)?

Please, In order to see the effect of a nurse plant (Opuntia ficus-indica) on degraded soil, I would like to estimate the OM and microbial biomass under the shrub.I need the details of the...

17 September 2017 4,671 4 View

Why are my methanolic plant extracts not completely soluble in methanol?

Hi, I prepared plant extracts in MeOH /water (80/20) and evaporated both solvents. However, my extracts are not completely soluble either in water or in methanol, Could you please tell me why and...

07 May 2015 9,797 5 View

Is it possible to have soil classification according to the rate of organic matter with reference?

28 April 2014 8,284 7 View

What do you think of degraded soil with a C:N ratio between 10 and 12?

See above

17 April 2014 7,742 6 View

What is the optimal duration (time) of school-based ethnography?

In the framework of a school-based ethnography, What is the optimal duration (time) of the researcher presence at school, considering that the purpose of the study is to explore food practices...

01 January 1970 4,772 3 View

International collaborations in the Marketing field

Dear Network, I was wondering how international collaborations between researchers are made? Actually, I would like to have a chance to work with other researchers in the consumer research,...

01 January 1970 8,126 6 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 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

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

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 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

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View