Which is the best emulsifier TPGS or Polysorbate 80? and Why?

Help me with this, with some literature references...!!!!

06 July 2016 3,588 0 View

Can anyone help me out, how to identify breakage of any coated sugar beads in the developed formulation?

Pl share articles or reports...

05 June 2016 3,397 0 View

What are the possible reasons for difference in % RSD in new solid dosage form testing?

Is the difference is due to formulation compositions or analytical methods/instruments used for analysis?

04 May 2016 1,335 2 View

How do I separate a combination of 3-4 organic solvents?

I want to separate methanol, acetone, dicholoromethane and isopropyl alcohol from a mixture?

08 September 2015 1,595 13 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

What is Nano technology with coronavirus helpe the human..and is it nano mterals removal of covid19?

I anwar by adsorption or reaction ..but it is either more method...

02 March 2021 4,811 2 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View

What pH condition required to coat APTES on silica coated Fe3O4?

It's a hydrolysis reaction, which may produce by either acid or base-catalyzed reaction. so can anybody help me with this, which condition is suitable for this reaction?

26 February 2021 1,760 8 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Zno nano particles colour changed from white to grey in process of calcination any suggestions?

In the formation of Zno nano particles process, after drying at 120 degree C, my zno nano particles are completely white but when i calcine it for 450 degree C it converts into grey colour. i...

26 February 2021 2,435 4 View

My silica gel column dried can I somehoe save the trapped matter?

I tried to separate my substance from a protein in a sillica gel column. By mistake, it dried and cracked. Can I save the trapped substance? Can I repack it ,or at least elute all of the trapped...

22 February 2021 1,789 3 View

Amorphous silica XRD peak at around 10 degree?

21 February 2021 3,417 5 View

QPCR tubes for Roche Lightcycler Nano?

We own a small cPCR thermal cycler from Roche, Lightcycler Nano, which is convenient for backup quick runs. Recently, Roche has discontinued the plastics for it and they offer no alternative from...

17 February 2021 8,694 5 View

Reaction condition to convert NH2 to COOH?

I need to couple Dopamine by NH2 end to silica nanoparticles coated by PEG-NH2, but first i need to convert the PEG-NH2 to COOH by using succinic anhydrous ... can you suggest a reaction condition ?

13 February 2021 2,768 4 View