Quynh Khoa Pham

9 Questions 12 Answers 0 Followers

Questions related from Quynh Khoa Pham

Prediction of which enzymes are responsible for the biodegradation of compounds?

Dear everyone, I hope this message finds you well. I am reaching out with a question about predicting bacterial enzymes that contribute to the biodegradation of specific compounds. We have...

3 weeks ago 485 3 View

Why does the same bacterium show different bacterial growth curve?

Dear to whom it may concern, I have recently isolated several bacterial strains from soil samples. To obtain these strains, I treated the soil samples in a specific bacterial culture broth to...

05 January 2025 1,026 6 View

Acidic and salty form of a given compound and electrospray ionization (ESI) and mass spectrometry?

Dear to whom it may concern, I would like to kindly ask you about the ionization of acidic and salty forms of a given compound in electrospray ionization. To be more specific, when I...

17 April 2023 8,839 3 View

Acesulfame Potassium and Acesulfame and Conversion?

Dear to whom it may concern, Based on ChemAxon, I calculated pKa values of Acesulfame as follows: 1. pKa (Strongest Acidic): 3.02 2. pKa (Strongest Basic): -6 Because I would like to convert...

26 November 2020 4,874 3 View

Difference between Porous Graphitic Carbon and Graphitized Carbon Black?

Dear to whom it may concern, May I ask you about the difference between porous graphitic carbon (PGC) and graphitized carbon black (GCB) in terms of surface properties, retention mechanisms, and...

11 October 2020 4,836 3 View

Carbonaceous Sorbent Materials and Force of Retention?

Dear to whom it may concern, I am investigating carbonaceous materials to treat aqueous samples but I have no knowledge of these materials. May I ask you some questions as follows? 1. Whether...

10 October 2020 4,004 1 View

Metabolomics and Normalization?

Dear to whom it may concern, I would like to ask you about the normalization methods used to remove non-biological variations from the metabolomics data. Because there have been many...

02 September 2019 2,520 11 View

Design of a cocktail approach for in vitro CYP450 inhibition activity assessment?

Dear all, I have initiated the design of a cocktail approach for CYP450 inhibition activity assessment as a beginner. Therefore, I have no much experience and knowledge in this field even though I...

05 January 2017 572 4 View

Retention of analytes on C18 column can be slightly affected by buffer concentration?

Dear researchers, I would like to ask you whether the retention of analytes of interest on the C18 column can be slightly affected by buffer concentration. I have analyzed a mixture containing...

01 January 1970 1,410 12 View