Naziruddin Mat Ariffin

5 Questions 5 Answers 0 Followers

Questions related from Naziruddin Mat Ariffin

Could anyone suggest a reliable mass spectral libraries for the identification of metabolites?

I need to conduct an unknown metabolites screening for untargeted metabolomics. I will used either LC/MS/MS or LC/Q-TOF/MS for the metabolites screening in different vegetable oils. On top of...

25 May 2023 8,193 0 View

Why derivatization of Acrylamide using MSTFA/BSTFA does not work?

Hi researchers, I need to analyze acrylamide in food samples by using GC-MS. Prior to the GC-MS analysis, I performed a derivatization step using silylation agent. I tried BSTFA + 1% TMCS to...

10 January 2022 5,537 5 View

How to Identify Polymers of Packaging?

Dear all researchers, I have problem on identifying type of polymer used in different type of food packaging. I need to screen many food packaging in marketplace that use polymer that I want. In...

26 February 2018 4,305 3 View

How to change the solvent used in preparing standard stock solution?

Hi, can I know how to change solvent used in my standard stock solution? For your information, I initially prepared the standard (styrene) in methanol and I need to change it to hexane. Can I...

06 February 2018 3,029 3 View

I need to detect same compound using HPLC in different sample. Should I construct different calibration curve for each and every sample I studied?

I need to detect styrene monomer from different food sample

04 June 2017 3,782 10 View