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I had prepared 50ml of 20,25,30,35 and 40 ppm of eriochrome black T and add 25mg of copper sulphide as photocatalyst with stirring under dark for an hour then under light for 2hours the resulted...
12 January 2022 3,504 1 View
Is it possible to remove polyethylene layer from disposable paper cups? I want to remove polyethylene layer from disposable paper cups for my research purpose. I found in some papers to remove...
11 January 2022 1,233 2 View
We are trying to test the biodegradability of LDPE using some isolates. We dissolved LDPE plastic bags completely in heated xylene, blended the resulted paste and washed it using 70% ethanol. The...
24 December 2021 2,338 4 View
by silica coated ZnSe material .
23 December 2021 670 3 View
Hello everyone I'm working on biodegradation of a toxic substance with pure culture and I'm adapting my culture to the substance by using stepwise subculturing. A day after one of subcultures I...
21 December 2021 9,634 6 View
Acetonitrile has been reported in some literatures as a solvent for photocatalytic oxidation of cyclohexane, and both cyclohexane and acetonitrile are 5ml (1:1). However, in my own experiments, I...
27 November 2021 988 2 View
I am searching for information about peroxide fusion as a sample preparation method for palladium analysis with ICP-OES. Does anyone know the reaction taking place between metallic palladium and...
15 November 2021 6,361 2 View
I have diffuse reflectance data. Can I calculate absorption data and refractive index from the diffuse reflectance data,
19 October 2021 8,284 3 View
Hello everyone I'm working on my master thesis which is about biodegradation of a pollutant in aquatic phase, in this case I need to transfer inoculumn from one subculture to another one. My...
08 October 2021 8,707 6 View
The external diameter of our pieces from our Sintering process (Powder Metallurgy with iron powder) have different dimensions even though we applied the same temperature parameters to all of them....
05 October 2021 5,027 6 View
Hello everyone I'm working on treatment of a synthetic wastewater and I want to set the COD of the wastewater on 500 mg/lit. Does anyone know that how much Ethanol should I add to 50cc wastewater...
03 October 2021 2,421 14 View
I performed a western transfer and see the appearance of diffuse bands on the middle of the membrane . The pattern was normal after electrophoresis.
27 September 2021 2,882 4 View
Dear researcher, We produce polyethylene-based shrink film (HDPE / LDPE / LLDPE), for the packaging of water bottles, the problem is that we have a big Bullseye and I would like to know what...
22 September 2021 9,760 2 View
Dear colleagues, I would like to quantify Teflon (Polytetrafluoroethylene) degradation in a liquid media, it was recommended to me to use Ion-specific Electrode for Fluorine quantification. I...
20 September 2021 9,149 4 View
Hello, I am using an ICP-OES for elemental determination for waste water samples. The procedure is to digest 100 mL of the waste water with 2 mL HNO3 + 1 mL HCl, until the volume is reduced to 20...
17 September 2021 3,366 5 View
We are trying to develop a new method for sodium determination in our human plasma derived products using Kruss FP8600 Flame Photometer. However, we have ran into a problem with our calibration,...
02 September 2021 1,581 0 View
Has anyone had any luck using a microwave digester in place of the digestion block? I currently have a microwave digester in the lab and do not have the capability of reaching 380C on our...
15 July 2021 2,882 2 View
Ocular trauma can lead to either structural or functional loss or loss of both.If quantitative values can be given to each of them their total would give an approximate value of total loss,. II...
13 July 2021 3,781 0 View
Dear all, I would like to ask a question about the cyclic voltammetry technique. For your information, I haven't learned electrochemistry at a university at all. Previously, I tested some...
29 June 2021 3,509 3 View
Hi, I'm trying to make a high %TSS dispersion of OSA-starch (>40%) and cold water using a IKA overhead stirrer and I am in need of some strategies. I have managed to fully disperse it but it...
29 June 2021 2,498 1 View
need the literature on effect of Mn nano particles on NPK, micro nutrient uptake by plant and availability in soils.
22 June 2021 4,657 3 View
Hello everyone, I am trying to see the transportation of iodide and bromide ions from the synthetic ion channel. To run the simulations in NAMD, I need CHARMM force-field for both the ions. I...
16 June 2021 9,201 3 View
i made a hydrogel from hyaluronic acid, chondroitin sulfate and carboxymethyl chitosan by EDC/NHS as crosslinking agent. H is hydrogel without chemical crosslinking agent and H-EN is hydrogel...
12 June 2021 3,791 0 View
The Time of the day (TOD) can be fetched using system calls. Network Clock Reference (NCR) is primary counter in DVBS2 based interactive systems. If TOD has the granularity of nano seconds, how...
08 June 2021 1,499 0 View