Does different dilution factors affect negatively on NH3 reading ?

I have a sample of treated water sample & asked to obtain ammonia conc. in sample using a machine with 5-25 ppm detection range. However, upon testing with different dilution factors, all...

27 February 2021 8,483 3 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

What is the molecular size for crystal violet and reactive orange 16?

I am using methyl violet 10B and reactive orange 16 (RO16) dyes for my Ph.D. research. I'm trying to find the molecular size for both of these dyes. It is possible for me to find these dyes'...

01 February 2021 3,333 4 View

How to find the target displacement to use in displacement control pushover analysis according to ASCE 41-17?

I am performing pushover analysis in Etabs of a steel braced frame but oI do not know what value should I use for target displacement. The height of the building is 20m. I want to know what value...

29 January 2021 2,190 2 View

Can we coat the pellet with graphite spray in place of silver paste for making electrical contact to measure the thermoelectric properties?

I want to coat the pellet because without electrical contact (may be due to the high resistance of the pellet), the V-I plot is not coming in the ZEM-3 instrument. I want to measure electrical...

24 January 2021 836 2 View

What is suitable etching resist coating for polished Titanium Grade 5 surface?

Currently we start a chemical etching project. This project involved etching a polished titanium grade 5 surface part. We facing a problem where by our etch resist coating peel off during etching...

15 January 2021 1,592 3 View

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13 January 2021 2,487 1 View

Variant or strain, what exactly happened to the corona virus ?

The new, more contagious variant of the virus that causes COVID-19 which initially detected in the U.K. and has now been spotted in many of the country. While some have referred to this as a new...

11 January 2021 8,810 5 View

How many times can we immunize mice before hybridoma preparation?

Dear all, Recently I have been working with monoclonal antibody production and I usually Immunize mice for a total of 4 times with the last one being diluted in PBS 3days before fusion...

09 January 2021 9,320 3 View

The hospitals reported rise in ICU admissions of young COVID patients - Is the new strain of COVID to be blamed?

05 January 2021 3,141 12 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

How to calculate Total Flavonoid?

I analyzed flavonoid total spectrophotometry, the procedure as below: 2 ml supernatan added 5 ml dd.H2O, then added 0,15 ml NaNO2 5%, 5 minutes later added 0,15 ml AlCl3 10%, After 6 minutes,...

01 March 2021 6,722 1 View

Dapi fluorescence protocol for colon cell lines ?

28 February 2021 2,534 2 View

RNA-seq DEGs downstream analysis and reporting in literature?

I used EdgeR to get the list of DEGs (differentially expressed genes) from my liver RNA-seq experiment. I have done the gene overrepresentation and GSEA based pathway analysis. I am currently...

23 February 2021 8,969 1 View

Cloudy/high background western blot - can anyone help me?

Hi everyone! I try to detect VDR protein (~48 kDa) using Western Blot. After SDS-PAGE using 10% MP TGX Stain-Free Gel from BioRad I transferred the protein onto an metOH activated PVDF membrane...

23 February 2021 6,266 3 View

What are the ranges of four diffterent poles of butterworth filter for ECG signal?

Hi, Can anyone please tell me what are the ranges of four different pole orders such as first order, second order, third order and fourth order respectively of butterworth filter for ECG...

23 February 2021 2,554 3 View

Which polarizers are usually used to measure the birefringence of zebrafish muscles?

I already found several publications on that topic, however, the specifications for the used filters are often missing. Some more specific information than "fish is placed between to polarizing...

23 February 2021 1,934 1 View

What low-cut filter (high Pass frequency) to be used for response spectrum (Tripartite plots) ?

What low-cut filter (high Pass frequency) to be used for the response spectrum (Tripartite plots)? I am currently working on differentiating between hard/soft site responses in Indo-Gangetic...

21 February 2021 9,273 2 View