Liyang Zhan

3 Questions 2 Answers 0 Followers

Questions related from Liyang Zhan

How to remove trace amount of N2O from Helium?

We are currently developing an “purge and trap ” method for both dissolved CH4 and N2O measurement, using liquid nitrogen to trap the both these gases, ultra high purity Helium as purge gas. We...

09 February 2019 9,715 2 View

Will the dissolved gas diffuse from a low concentration, but over saturated warm water into a higher concentration undersaturated cold water

Higher concentration of certain dissolved gas in subsurface will diffuse into the surface layer with lower concentration of this dissolve gases via eddy diffusion, if the stratification is strong...

06 July 2017 6,819 2 View

Is there anyone used ZnCl2 instead of HgCl2 for sample preservation? Does it work?

When study the dissolved gases in the water, generally we will use HgCl2 to make sure that organisms will not consume this gases before analysis. I heard that ZnCl2 could be used instead. is there...

26 October 2016 4,405 4 View