Inorganic Chemistry Book?

Hello everyone. I need an inorganic chemistry book named 'Selected Topics in Inorganic Chemistry' written by Wahid U. Malik, G.D. Tuli, and R.D. Madan. I will appreciate it if someone helped....

31 December 2020 7,156 3 View

What is the EPA/WHO Maximum Residual Limit (MRL) for pesticides in food?

I searched on internet to find out the MRLs values for pesticides in food but not found any authentic data, can anyone please share link or pdf file of EPA/WHO MRLs standard for pesticides in food.

12 November 2020 5,015 8 View

How to resolve base line issue in GC-MS/MS?

In GC-MS/MS pesticide analysis the base line is neither starting from zero nor it is straight even it is fluctuating from peak to peak. Baseline also vary when changing selected ions in SIM scan....

23 September 2020 6,306 4 View

How we can eliminate background signals/noise in GC-MS/MS?

In GC-MS/MS I run the pesticide mix standard (in Acetonitrile) using SIM mode in which sharp well seperated peaks appeared, but there are ups and downs in base line. The same problem comes when...

08 September 2020 3,935 6 View

Is it possible for single analyte to show two peaks at different retention times in GC-MS/MS?

19 August 2020 3,736 3 View

For what reasons a Peer Review of an article can be rejected/cancelled or called back by a member of the editorial team of a journal?

Some times it happens that the Peer Reviewers take a long time to reply to editor's request to review or to actually review an article sent to them for review. The Reviewer may have conflict of...

14 July 2020 9,221 3 View

X-tremeGENE X RNAiMAX lipofectamine Transfection Reagent?

Dear all, Our lab is considering purchasing the X-tremeGene lipofectamine reagent (Roche), but as we've always used the RNAiMAX for our siRNA transfections, we are a bit concerned with the...

04 March 2020 3,771 3 View

What type of optical behaviour of refractive index abd dielectric function is considered a good behaviour??

02 December 2019 5,444 1 View

Is there any bandgap criteria for perovskites use in solar cells.Is 1.6 eV or 1.042eV good band gap for PSCs?

i am currently trying different dopants to increase the band gap.The band gap of pure perovskite is 1.5eV

18 October 2019 8,827 4 View

Suggestions for ICP-MS/OES paid analysis provision ??

Dear Scholars, I need to know is there any possible lab, institute or organisation in world providing economical ICP-MS/OES based elemental analysis of soil and plant samples. I need to get my...

08 July 2019 3,830 3 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Is there any published or unpublished statistics on dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, US, UK or any other country?

Are there any published or unpublished statistics or papers on the dropout rate (Dose1 to Dose-2) for Covid-19 vaccination in India, USA, UK, or any other country where vaccination has started at...

28 February 2021 4,237 1 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 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