10 Questions 22 Answers 0 Followers
Questions related from Muhammad Abid Hasan Chowdhury
I've to estimate caffeine content in tea sample. I found a lot of protocol but none contain the formula how to calculate caffeine content from area. I need details calculation.
27 January 2022 3,718 4 View
I want to make make some herbal products like shampoo, face scrub, hand wash, serum etc What types of plant extract I've to use, organic solvent extract or aqueous extract? Is organic solvent...
18 March 2021 3,624 6 View
I synthesized silver nanoparticles of a plant extract by following bio-reduction way. How to prepare the sample for TEM, SEM as the sample is sticky like? Among the x-dr, TEM, SEM, FTIR, uv- vis...
20 February 2020 5,229 3 View
20 February 2020 2,232 4 View
I found 30 molecules in GC-MS analysis of a plant extract. Now I want search for binding a specific molecule to a specific target. For this work which software should I use? As per my PC...
13 June 2018 3,075 6 View
For hydroxyl radical scavenging assay I will follow this protocol: Hydroxyl radical scavenging assay Hydroxyl radical scavenging activity of fruit extracts was assayed by the method of Smirnoff...
05 June 2018 5,789 7 View
I would like to follow a modified starch iodine protocol (Hossan et al). In this protocol I found that I’ve to prepare alpha amylase solution (10 mg/ml) in phosphate buffer (0.02M,pH 7.0) with...
12 May 2018 4,859 2 View
On the basis of pharmacological value of different types of plant extract can I formulate a herbal drug?
05 May 2018 9,019 6 View
After staining, i observed that pancreatic tissues are discrete in slide, images are not so clear but in case of kidney tissue i have good image ....I used xylene-ethanol method and stained with...
02 May 2018 8,839 2 View
I've to estimate the chlorophyll content in fresh leaf of camellia sinensis sp. So, I collected fresh leaf and dried at 50°C for 7 hour and preserved in dark conditions. Due to some inconveniency...
01 January 1970 1,773 10 View
