If anyone who has worked with the GDV technique (human electromagnetic field) can report your experience?
Hello experts, Does anyone know any free software about retention index prediction ?
08 August 2024 7,403 2 View
Dear QE-users, In the method where full MS positive mode and PRM mode are used, we always get an incorrect auxiliary gas reading (41 instead of 25). This only happens in this method; other...
06 August 2024 4,953 0 View
Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?
06 August 2024 980 5 View
There are anaerobic gas pak jars and environment providers in the laboratory that provide anaerobic environmental conditions for the growth of anaerobic bacteria. However, there is no anaerobic...
05 August 2024 4,945 3 View
or we can collaborate
01 August 2024 6,705 2 View
I am working on algal extract to which gas chromatography (Not GC-MS) spectrum I want to discover. My question is can we identify specific compounds using retention time if I compared the RT with...
29 July 2024 8,034 4 View
List down the various factors responsible and how does this effect the overall biogas production when it is related to Hydraulic retention time of the digester based on the feedstock?
27 July 2024 4,800 4 View
I know the difference between instrumental LOD and method LOD but my query is - in case of any sample whose concentration is zero or not detected by the instrumental LOD, is it possible to get...
24 July 2024 6,592 5 View
Why methanol and sulphuric acid, used in the analysis of polyhydroxyalkanoates (PHA) methyl esters by GC-MS? Additionally, why do we typically use non-polar solvents in GC-MS?
22 July 2024 1,210 2 View
I am performing fluorescence experiments using a ligand to detect metal ions. I want to determine the Lowest Detection Limit (LOD) using the formula LOD = 3σ / K. However, I'm uncertain about...
19 July 2024 1,086 1 View