Heon-Jun Lee

4 Questions 1 Answers 0 Followers

Questions related from Heon-Jun Lee

GC liner for analyzing phthalates and OPFRs in river sample?

Is it vulnerable to contamination to include wool in the liners used when GC-MS to analyze phthalates and OPFRs in river water samples?

02 February 2024 9,763 1 View

Source temperature on Scion's GC-MS (SQ 8700)?

I'd like to increase the source temperature of Scion GC-MS to 280 Celsius. The company's recommendation is 200 Celsius. However, when analyzing the target compound, the source temperature is too...

15 December 2023 4,418 3 View

What are the criteria for tetracycline analysis?

What are the essential requirements that should be checked when analyzing tetracyclines using LC-MS/MS equipment?

13 December 2023 8,010 0 View

Solvent difference in GC-MS analysis?

Shouldn't the difference in intensity of the compound be higher when DCM is used as a solvent than methanol in GC-MS analysis? I will analyze phthalates and organic phosphorus flame retardants...

08 December 2023 8,540 2 View