Good morning, i have some problems with the use of Elementar Vario TOC Analyzer Software, the on line help is not to clear,.
May you suggest a guide for calibration and samples analysis please?
Thanks in advance
Stefano
I suggest that you talk the problems through with your agent.
I also recommend that you join a proficiency testing program
Hi, I observed a strange behaviour in my cell lines I had never seen before. Those are stable lines from Ovarian cancer (line's name: HEY) and from Prostate cancer (line's name: PC-3). Both lines...
08 April 2024 1,418 0 View
Dear friends, I am Stefano Cipriani and dong an ecolabel that will be useful for the market, especially to increase use of recycled materials. I have a question that would love to share here in...
27 March 2024 5,298 3 View
Consider two clocks set just under the surface of water, they are synchronized. One of them departs at velocity v and then rejoins at -v. The overall time dilation must be the same as the one in...
14 March 2024 2,203 86 View
I recently discovered that BFA is used in flow cytometry, enabling the observation of intracellular cytokines that would be otherwise released. Is the same principle applicable to ROS? I would...
04 March 2024 7,094 1 View
Does an ip E.coli injection (10^8 ) cause death in 4 hours in C57BL/6? Do I need to hydrate the mouse? Is this a good concentration to mimic a septic situation?
04 March 2024 4,552 1 View
I'm searching for a comprehensive textbook or paper on power-split and compound architectures in hybrid electric vehicles (HEVs). I've come across some very interesting papers on HEVs. However,...
11 February 2024 8,516 0 View
Good day, may you suggest a reference method for micrometers calibration? Thanks in advance Stefano
06 February 2024 8,027 3 View
Hi ResearchGate community, can anyone help us out with this contamination? We work with iPSC-NPC. This contamination happens ONLY when we put the neuronal progenitors in coverslips + media for...
14 December 2023 6,435 0 View
Dear all, do you know what is the correct subsample size (number of pixel) to carry out a confusion matrix? I am digitizing the true classes on an image to check the accuracy of the classifier....
11 August 2023 6,528 2 View
Hi everyone, a few months ago we bought the PyroMark Q48 to replace the old Q96, but we used it very little due to continuous malfunctions of the cartridge with enzyme and substrate. We've already...
23 July 2023 8,854 0 View
I did some column tests in my lab where I needed to detect the DOC fractions using LC-OCD. For the abiotic columns I used sodium azide to restrict the biofilm formation. I did LC-OCD to detect the...
07 July 2024 468 0 View
Hello, I recently started working in a soil testing lab and am in charge of operating a new piece of equipment in the lab. We are using 4g soil to 40ml extraction reagent, shaking the mixture,...
26 June 2024 1,265 3 View
My task is to achieve maximum absorption and shielding effectiveness. I mixed Mxene dispersion with rGO dispersion in different ratios and tested them with VNA. I chose rGO as a good absorber and...
06 May 2024 2,643 3 View
My question is regarding how to increase Bio sludge collected from aeration tank of CETP plant. Is there any pretreatment method or technique available by which we can increase it total organic...
01 May 2024 2,140 0 View
Hello all I am having a problem generating A swept RF signals 𝑓RF from a vector network analyzer (VNA) is because (VNA) is not available in the opotisystem program library. What component can I...
31 March 2024 485 0 View
Hot air oven vs laboratory tray dryer, which is more suitable equipment for moisture analysis of food samples for short period?
27 March 2024 9,291 5 View
I'm trying to measure particle size of perovskite QD with particle size analyzer. However, the machine does not working when I try to measure its size; other things are working. (Result shows...
14 March 2024 1,078 1 View
Hai everyone....I have a doubt in finding the DIC with basic laboratory procedure.. we don't have TOC analyzer in our laboratory... I can calculate Total alkalinity using titration method...
27 February 2024 2,287 1 View
Hi everyone. Need a help here. I'm currently doing a source rock characterization for my research. However, I'm a bit confuse on how to calculate original TOC and HI from several complicated...
22 February 2024 3,464 0 View
Dear all, I need to determine total organic carbon for water treatment but l have Hach DR 5000 spectrophotometer, so I ask whether it is considered a reliable method in scientific research. Or...
08 February 2024 10,017 0 View