What is the current trending analytes for the micro extraction techniques based on LC-MS/HPLC/GC?

Hai All, What is the current trending analytes for the micro extraction techniques based on LC-MS/HPLC/GC? and which analyte (food or water) is still to explore which will be very useful to the...

31 December 2018 733 4 View

How to coat Graphene on ITO/GC ?

Hello All, I've been trying to coat Graphene on ITO/GC. The problem i'm facing is Graphene is not getting coated on the ITO/GC. What kind of electrolyte? as well applied voltage? i have to use to...

04 May 2018 8,922 4 View

I need to coat graphene on Glassy carbon electrodes for electrochemical studies?

Dear All, I've synthesized Graphene by hummer method and want to use it for electrochemical studies. Since graphene has no functional group in it. How Can I coat it over GC or directly drop cast...

02 March 2018 5,414 3 View

How to stabilize glassy carbon electrode (GCE)? and how to clean it?

Hai All, How to stabilize glassy carbon electrode? During my experiment it is keep on giving noise peak. How can I reduce it. Also how to clean GCE after experiment.

01 February 2018 845 0 View

Hai all, Can anyone tell how to make a gas sensor in laboratory (simple setup)?

Hai all, Can anyone tell how to make a gas sensor in laboratory (simple setup)?

09 October 2016 1,000 4 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 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 polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 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

can I treat waste water containing solvents and alcohol with electrocoagulation?

there are solvents and alcohol in the waste water of a factory that produces disinfectants. Increasing this waste water requires very serious operations. Can I treat this waste water with...

27 February 2021 2,609 3 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View