What is/ are the significance of pseudo first order and pseudo second order reaction in metal removal?

How the kinetic models interpret the metal removal process?

04 May 2019 2,765 5 View

If a gene of a particular bacteria is not sequenced and reported in NCBI, how can I prepare primer?

Gene sequence of cadA1 and cadA2 of cyanobacteria is not reported in NCBI. I want to prepare primer these two gene. How to proceed to make the primers in a effective way !!! Please suggest.

08 September 2018 5,983 3 View

What is the difference between cite score and impact factor of a journal?

08 September 2017 7,739 10 View

Is there any modulator which modulate Cu efflux in cyanobacteria?

Cyanobacterial cells have efflux system to maintain ionic balance of the cells.Is there any modulators reported in literature which modulate Cu efflux in cyanobacteria or any other bacteria ?????

01 January 1970 5,007 3 View

Can you send me detailed list of metal efflux transporters bacteria/ cyanobacteria

Can any one send the me the list of metal efflux transporters specifically for Cd and Cu transporters.

01 January 1970 8,530 1 View

How Cu/ Cd precipitates at pH 8.0? Is there any chemical to prevent metal (Cu and Cd) precipitation?

How to prevent Cu/ Cd precipitation in medium at pH 8.0 or more than that pH. How many researchers perform different experiments at pH 8.0 or 9.0?? Please suggest some approach to prevent metal...

01 January 1970 6,590 7 View

What is the significance of Temkin parameters in adsorption of metal?

01 January 1970 6,596 11 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 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

Heat exchanger with liquid Nitrogen as coolant?

I want to cool Natural Gas from 195 Kelvin to 138 Klevin in a heat exchanger by using liquid nitrogen as the coolant medium. When entering the heat exchanger, the liquid nitrogen will have a...

01 March 2021 6,450 5 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

The Shannon's index is inversely proportional to Simpson's index (1-D)?

I'm having a problem with my bloxplot with Shannon's and Simpson's indexs. The value of Shannon for my Community 1 indicating higher diversity (in relation of the Community 2), but have lower...

26 February 2021 3,033 9 View

I want to performe MALDI-TOF MS for bacterial identification, I would appreciate it if anyone can tell me the matrix solution preparation protocol ?

based on what I've studied on multiple papers, for peptide and protein identification Alpha-cyano-4-hydroxycinnamic acid (CHCA) is an appropriate matrix to use, I also know that the CHCA powder...

26 February 2021 6,799 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Steps to calculate activation energy by coats & redfern method?

I'm a chemistry student and I'm researching the kinetic degradation of mixed plastic waste. I'm having trouble calculating the activation energy by the coats & Redfern method. The data that...

24 February 2021 974 1 View

Why is NH4OH added in heavy metals limit test?

The limit test I'm referring to is USP method II. In this procedure you need to dropwise add 6N of NH4OH to the sample until it the pH is alkali. After that you need to dilute and add HOAc until...

23 February 2021 2,049 3 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