Considering the density, how do I prepare a 1% nitric acid solution from 70% nitric acid to dilute my unknown concentrated sample (1ml) for ICP-OES. How much volume is required from 1% to dilute 1ml of unknown concentrated sample
I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...
02 March 2021 4,443 2 View
Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...
01 March 2021 8,169 2 View
based on what I've studied on multiple papers, for peptide and protein identification Alpha-cyano-4-hydroxycinnamic acid (CHCA) is an appropriate matrix to use, I also know that the CHCA powder...
26 February 2021 6,799 3 View
Hi! I would want to know if I can use acetic acid with an ELITE WAX Perkin Elmer column for Gas Chromatography. This column has a polyethylene glycol phase, but I can't find the manual to check...
22 February 2021 730 2 View
I have a fixed sample and would like to use the murexide reaction to test for uric acid composition. I no longer have fresh samples
22 February 2021 1,328 1 View
I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...
22 February 2021 5,324 3 View
I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?
21 February 2021 2,558 5 View
Hello! I am interested in determining whether a poly-unsaturated fatty acid I have engineered E. coli to produce is being incorporated into the membrane of the cells or if it is simply a free...
21 February 2021 7,447 2 View
I'm developing a UHPLC assay, and the fluorescent product is 2,3-dihydroxyquinoxaline. The reaction to produce this requires hydrochloric acid (about 1.2 M). Will storage in this acidic...
20 February 2021 5,820 4 View
Hello, I need your help. I am looking for a database of antibody amino acid sequences for later simulation in a program in order to analyze their structure. The antibodies I need to test...
18 February 2021 371 4 View