What is the possible mechanism for decay of organic pollutants under sole PMS/dark process?

Dear All Please, I have an inquiry concerning PMS/dark process for degradation of organic pollutants. I noticed that the PMS/dark process can work for degradation of my pollutant at specific pH...

03 April 2018 8,456 13 View

What is the possible mechanism for PMS activation under dark with NaoH at pH=10?

Dear All I found that my pollutant can be degraded at pH=10 (pH adjusted by NaOH) under PMS/dark process. Please, what are the possible reasons to justify this phenomenon. Apart from base...

03 April 2018 6,231 4 View

Are there any compounds that can cause activation of sole H2O2 under visible light?

Dear All Please, are there any compounds that cause activation of sole H2O2 under visible light?

10 November 2017 6,698 2 View

What is the reason for the low activity of Fe(III) impregnated TiO2 compared to sole TiO2 under visible light?

Dear All Please, What is the reason for the low activity of Fe(III) impregnated TiO2 compared to sole TiO2 under visible light. Although the Fe(III) impregnated TiO2 led to a high shift in the...

09 October 2017 3,353 0 View

Why the acid is added during preparation of Fe-doped TiO2 using impregnation method?

07 August 2017 2,018 6 View

What is the reason for activation of metal free catalysts in the presence of Peroxymonosulfate at alkaline pH 9.3?

Dear All What are the possible reasons for activation of metal free catalysts in the presence of PMS at alkaline pH 9.3. Although the catalyst will be negatively charged and the pollutant is...

02 March 2017 9,014 5 View

How to synthesize MnFe2O4/N doped TiO2 using sonochemical method?

11 December 2016 9,024 0 View

How to synthesize MnFe2O4/N doped TiO2 Core shell using sol gel method?

10 November 2016 5,950 0 View

Can I measure sulfate radicals using dimethyl sulfoxide ?

10 November 2016 299 5 View

What is the concentration of salisylic acid for hydroxyl radicals measurement?

Dear All Please, i want to measure hydroxyl radicals generated during photocatalytic reaction using salicylic acid. Please, what is the suitable concentration of salisylic or it depends on the...

09 October 2016 4,330 1 View

Protein-aptamer gel electrophoresis help, please??

Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...

03 March 2021 4,275 4 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Gel electrophoresis result for total RNA samples, 1.5 Agarose gel was used, How to improve the integrity of RNA?

Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue

02 March 2021 5,433 5 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

How to regulate SSCP temperature in simple PAGE?

I'd like to perform single-strand conformation polymorphism (SSCP) in my thesis, however I cannot control the temperature of the vertical PAGE since we are using the conventional tanks. Is there a...

02 March 2021 9,157 1 View

Why are my bands weird in this Agarose gel?

Can someone please give me some possible things that could go wrong? Here is my recipe: 0.5g Agarose 50 mL of TAE 1x 1 uL ethyl bromide. Gel was run at 100V for 1 hour. The buffer used is also TAE.

01 March 2021 9,952 3 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 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