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Questions related from Ambreen Latif
Dear I have PerkinElmer instrument. I am facing a Problem. I am not understanding how i can change unit from "mV to mAU" on software. so that my plot can appear mAU versus concentration. Can...
30 August 2023 7,105 2 View
Dear , i am trying to run my sample. but my chromatography is straight line for my sample. i am trying to make a standard curve for this, i am making standard solution of of citric acid having...
16 August 2023 4,813 0 View
i am new in HPLC running. while running HPLC i am watching same peak patter when i run blank or i run sample. please guide me how i can solve this issue.
15 August 2023 812 8 View
can anyone guide me for a Quantification of citric acid on HPLC? firstly i am facing a problem my HPLC baseline is not getting zero. On blank sample like methanol it is showing strong peak.
11 August 2023 5,730 5 View
Dear i am trying to produce citric acid from sucrose using aspergillus niger strain? can anyone guide me in this step I should add sugar at different days of fermentation or i should add complete...
26 February 2023 2,737 0 View
can anyone help me in the recovery of citric acid from fermentation broth I want to recover citric acid using Ca(OH)2 when add Ca(OH)2 in it. how much Ca(OH)2 i should add to get pure calcium...
31 January 2023 7,461 2 View
for the HPLC Analysis, i want to use 0.1% phosphoric acid as a mobile phase. can anyone guide me how i can make 0.1% phosphoric acid solution to make a standard for citric acid quantification.
27 January 2023 2,242 4 View
dear, can anyone guide me what will be protocol for the quantification of citric acid and oxalic acid from the fermentation broth using titration technique. means quantification from a mixture of...
31 December 2022 5,188 3 View
