Friends, Want to use 8-HQC for a small floral preservative experiment for my class, but the only availble chemical is 8-HQ and not the 8-HQC. So how to prepare it?..and also do Citric acid has any role while preparing it?
Respected scientists, I have a done an experiment on papaya fruits with three different factors A, B, and C. In this observation on firmness was observed every day. Each day's observation was...
08 September 2017 6,571 0 View
Dear Researchers and scientists, I am a budding researcher who is yet to make impact on good internationally reputed journals. But I lack in the art of writing a good succinct covering letter...
06 July 2016 1,097 5 View
Friends, I am highly confused for choosing a journal for publication of my research work. I am from horticulture background and did work on plant pigments and their pharmacological importance. So...
03 April 2016 10,132 5 View
Friends, can SPME fiber be used for doing a GCMS profiling of essential oil compounds from flowers and leaves of a plant (eg .Marigold in my case), if so then which type I should use for...
08 September 2015 9,910 1 View
Friends, I am doing research PhD work on organic nutrient and weed management aspects in little millet and barnyard millets for which getting reference material and thesis is very difficult?. Some...
08 September 2015 2,630 0 View
friends, while studying certain analytical techniques I came across using ice-cold acids or ice-cold organic solvents etc. what is the significance in using such ice-cold solutions?
07 August 2015 8,917 1 View
I have extracted marigold oleoresin using petroleum ether and have confirmed the presence of lutein but want to quantify it. And also for nanoencapsulation purpose how to seperate pure lutein from...
05 June 2015 6,919 4 View
this website contains a host lot of important articles.....I am from India and feels very difficult to access them...please help I am a research scholar and hv lots of related articles.......
04 May 2015 2,028 0 View
how they are important for finding a significant treatment. Please help, statisticians find whether the given data is a genuine or arbitrary simply by seeing the CD and SeD and Sem values. I dont...
04 May 2015 4,848 14 View
I'm studying on marigold oleoresin extract which contain lutein. For TLC, HPLC etc. studies I need standard to confirm its prescence. Sigma standard is available but it's too costly. INR...
02 March 2015 7,490 11 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
I am planning to collect human fecal samples for metatranscriptomic analysis using MGI. These samples are from indigenous people living in a region with high temperatures. I will have access to a...
06 August 2024 1,367 3 View
Palmitic acid presence in aqueous fraction
05 August 2024 8,624 4 View
I will be with my students collecting seaweed samples in a marine farm and later we will process this tissue for RNA isolation and further sequencing. Does anyone have tips on how to collect the...
04 August 2024 501 2 View
I used humic acid at 0.044 g/kg soil in my pot experiment. But finally, I have to recommend kg/ha. Each pot's soil weight was 11 kg. What is the solution?
02 August 2024 7,186 6 View
I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...
30 July 2024 6,420 1 View
I want to preserve the sample leaves for the LM study of the stomata and conidia analysis. Whether 2.5% glutaraldehyde in 0.05 M phosphate buffer with pH 7 can be applied for preservation.
29 July 2024 8,560 0 View
I would like to know the role of the TFA (trifluoroacetic acid) used on reverse phase chromatography c-18 column. It's is often used with a concentration of 0.1% on the mobile phase.
23 July 2024 8,075 3 View
I understand a glycerol stock for long-term preservation would be ideal, but how are working cultures generally stored? Mainly concerning Candida spp. isolates. A few references mention that they...
22 July 2024 6,592 3 View
As mentioned in literature the addition of CaCO3 to MRS Agar media is considered as an indicator for lactic acid producing bacteria, so I wonder if we can add CaCO3 calcium carbonate to any other...
20 July 2024 7,504 0 View