Why i am getting absorbance at 340 nm instead of 400-420 nm for yellow colour complex?
Thank you.
I had synthesized some thiazolo[4,5-b]pyridine derivatives and it gives florescent. Why ?
06 July 2018 3,218 2 View
Dear All, Why any compound or molecule form self assembly ? Especially in peptide. Thank you.
06 July 2018 8,541 1 View
Broad Emission spectra range has 360 nm to 530 nm in water and HEPS buffer, When we used this compounds for cell imaging purpose we seen green color on the cell. we also observed the green...
05 June 2018 1,591 4 View
Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !
02 March 2021 5,785 3 View
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
I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....
21 February 2021 8,609 1 View
What does the color of a spiro-ometad film indicate? I got purple, green, red, even black color of the spiro film. Is there anything we can get from the preliminary color analysis(e.g. oxidation...
21 February 2021 1,831 4 View
Could the "incoming solar radiation" values be negative? What is the difference between "global solar radiation" and "incoming solar radiation"? Which one might be measured negative values?
21 February 2021 7,726 9 View
Hello, I'm working on removal of methylene blue. 01. in the dark test very first reading is taken 15 minutes after adding adsorbent to the dye solution and that UV absorbance reading is very...
19 February 2021 472 5 View
I work on estimation of alpha amylase activity using dinitrosalisylic acid reagent If i put the reagent to stope the enzymatic reaction and allow the reagent to react with the produced reducing...
17 February 2021 7,402 4 View
i have been doing cholinergic assay on natural product and for some of the samples, i get negative value for the inhibition activity. can anyone help me explain the meaning of the negative value...
17 February 2021 4,118 1 View
Hi there, my lab recently opted to use LavaLAMP from Lucigen instead of the Warmstart kit from NEB. However, Lucigen has yet to create a colormetric kit for RT-LAMP, and adding phenol-Red (pH...
17 February 2021 5,399 1 View
I am studying biochemistry at university, as part of the course we do several titration experiments. In our handouts, we were given the following half equations: IO3- + 6H+ + 4e- I+ +...
16 February 2021 8,731 1 View