The clarified plant extract become black in colour and mucilage. Does anyone know how to solve these two problems?
could Nd (Neodimyum) doping into TiO2 because Nd's dense diameters are bigger than in TiO2
11 July 2024 2,350 2 View
to obtain a better photocatalysis activity, does titanium dioxide need to be only anatase or a combination of anatase and rutile phases (my synthesis is anatase %77 and rutile %23)
12 September 2023 6,747 1 View
Peak (104) of this type of dolomite is at (31. 36) 2-theta...with d-spacing (2.85017) angstrom ....and it is highly ordered dolomite.
21 August 2023 3,564 2 View
the role of internet of things in marketing
07 August 2023 126 7 View
How should I prepare a suitable solution to find absorbance using a uv spectroscopy device? I have obtained tio2 nanoparticles (anatase) and I want to prepare the powder I obtained by making a...
07 August 2023 9,655 3 View
For tio2 crystals which is better for photocatalytic activity pure anatase or a mixture of anatase and rutile like tio2 p25 I prepared a TiO2 nanoparticles but in XRD results showed the...
03 August 2023 7,690 0 View
in integration
03 August 2023 6,612 3 View
to solve differential equations
17 July 2023 8,509 2 View
To get tio2, I need to add titanium butoxide(0.00588 mol), etoh (0.168 mol) and acetic acid (0.035 mol) to hydrolysis in the sol gel method, and how many ml of distilled water to finally form a...
22 June 2023 793 7 View
Synthesis of tio2 and sio2 nanoparticles using sol gel method, what should be the ideal PH? Most of the articles do not write how much PH should be. i want to do stainless steel coating by tio2...
14 May 2023 1,321 4 View
I have performed GC-MS analysis of Phytochemicals from a medicinal plants and also identified compound using NIST library. After NIST identification, I have a list of compounds. I am constructing...
12 June 2024 235 4 View
Normally unsaturated polyester or more in general radicalic bonding pastes doesn't adhere to marine plywood, due to the inhibition effect of formaldehyde and tannins. Crestomer 1152 of Scott...
22 April 2024 1,988 0 View
Hi, I would like to know how much specific is the TFA. It could takes into account not only flavonoids but also other phenolics compounds, such as tannins for example?.
06 November 2023 5,610 3 View
Hi guys, I did an Epon embedding of mouse liver for trasmission electron microscopy, in order to see mitochondria cristae, but the images appear blurry and I cannot see the cristae properly (see...
21 August 2023 4,247 2 View
I am using fermented sorghum as my sample, I extracted the sample using MeoH. I facing problem my absorbance reading are not right, know that my samples are wet basis. I used catechin to do my...
16 August 2023 9,089 3 View
August Colleagues, Greetings! I want to remove tannin from the plant extracts. Literature study guided me to use SPE to remove tannin. However, I do not have SPE. Is there any other alternative...
27 July 2023 9,001 0 View
I am facing the problem of PVA getting coagulated upon addition of tannic acid.
09 May 2023 5,036 0 View
1. I got red brown colony but not red brown clear zone. Can we say that it is a positive result 2. Tannic positive results can not be a positive on Guaiacol. Why? 3. Can I autoclave guaiacol and...
21 April 2023 2,028 2 View
i have detected alkaloid, phenol and tannin from my bacteria sample than i did hpltc. as standards were not available i am unable to detect the exact compound from tthe peak. can any one suggest...
07 April 2023 644 0 View
Welcom dears... I want extraction tannin from plant waste and remove impurties ... What the best and semplest method to make this
28 January 2023 9,730 2 View