I need the procedure
10 November 2016 2,860 5 View
09 October 2014 3,792 4 View
When using the Acetonitrile (HPLC grade) (100% Pump B) for long time, there is pressure variation in Pump A & B. Now I solving this problem by ultra sonication of Pumb B filter.
08 September 2014 8,358 9 View
I need the methodology for analyse the Biotin through HPLC by using the following columns, 1. VP ODS 250 x 4.6mm 2. Phenomenex C18 Luna 5 micron 250x 4.6mm
07 August 2014 1,933 5 View
Now, I am analyzing the vitamins by two methods.
02 March 2014 498 2 View
03 March 2021 8,272 1 View
I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...
03 March 2021 4,116 4 View
I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...
02 March 2021 1,408 1 View
(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...
02 March 2021 3,309 2 View
Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...
01 March 2021 2,215 2 View
I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...
01 March 2021 8,544 1 View
I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...
01 March 2021 9,701 5 View
Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...
01 March 2021 2,622 3 View
I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...
28 February 2021 6,477 1 View
I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...
28 February 2021 4,426 2 View