How to calculate enthalpy of melting of any other change with DSC 131evo ?

I'm using DSC 131evo, the heat flow is given by uV, and when performing peak area calculation, the heat is given by uV.s/mg. How to change this unit to J/mg or J/mol.

09 October 2018 8,051 1 View

What is the best technique to be used for particle size distribution analysis for nano- to micro particles?

One of the characterizations of synthesized nano-particles is particles size distribution. But what method or technique is the best ??

31 December 2017 429 7 View

What is the meaning of (non-monotonic pressure) practically wit obtained results of gas adsorption analyzer?

Complete isotherms (Adsorption - desorption) of N2 was done using QuantaChrome iQC 6.... some of the data results are said to be non-monotonic pressure, what is the meaning of this message and...

11 December 2017 9,672 2 View

Can we use Argon gas as the carrier gas in CHN analyzer instead of Helium gas ??

As it is known, He gas is more expensive than Ar gas, and both are inert gases. So is it possible to use Ar gas instead of He as the carrier gas for CHN analyzer model PerkinElmer 2400 ??

11 December 2017 7,994 1 View

Why the combustion column of CHN-S-O analyzer breaks after 2-3 run ?? (PerkinElmer )?

06 July 2017 2,628 0 View

In the process of determination of SSA and pore size of polymer materials, does the step of outgasing (de-gasing ) is medded??

01 February 2017 4,882 4 View

How metal , like platinum wire or silver wire, is weld to glass? for example to build up a discharge lamp??

31 December 2014 1,475 2 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 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

Research on Supply Chain Management in Indian context?

Hi, I am planning to apply for the PhD degree in the Supply Chain Mgt. with specific area of "Cold Storage warehouses" during Pandemics and wars. Where lock downs and shut downs are frequent....

02 March 2021 285 2 View

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 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