6 Questions 19 Answers 0 Followers
Questions related from Kamil Filip Trzebuniak
Hello, I am struggling with separation of porphyrins (i.e. 5,10,15,20-Tetrakis(pentafluorophenyl)porphyrin, protochlorophyllide, chlorophyll a and b) using a hypercarb (porous graphite carbon)...
01 January 2019 391 4 View
Does someone have any practical experience with those columns?The producer suggest ODS-B are more suitable for hydrophilic analytes, but without any concrete information.Can they be used...
05 May 2017 7,866 4 View
I am unable to find a protocol for norflurazon detection in plant tissue. I have only encountered works concerning quantification of norflurazon in soil samples (Essington et al., Comun. soil....
11 November 2016 2,862 5 View
HelloI'm looking for a simple spectrophotometric method for total carotenoid content estimation in different solvents (i.e. methanol, acetonitrile, acetone, dichloromethane and combinations of...
07 July 2016 3,016 3 View
I have inherited the JASCO PU-2089 Plus Quaternary HPLC, unfortunately without the manual. Does anybody have it in the pdf format and could share?
10 October 2015 2,908 3 View
We are working on dextran quantification in urine samples using HPLC-MS. Our first step is dextran hydrolysis using a dextranase (EC 3.2.1.11) from Penicillium sp. We need a method to control...
08 August 2013 5,283 4 View