Jennivee Chua

3 Questions 1 Answers 0 Followers

Questions related from Jennivee Chua

What are the parameters to sufficiently remove ethanol using a rotavap in preparation for freeze drying?

I will try to dry a 50% ethanol solution to obtain my dry extract. When I tried to have a 3rd party remove the solvent from my 20mL sample using purely the rotavap, they told me there was...

26 April 2024 5,152 1 View

How would you categorize waste after TPC determination per RA6969?

I will be determining the total phenolic content using Folin Ciocalteu assay. However, I am having difficulty in determining the category of the waste generated. In previous researchers, they...

19 March 2024 393 0 View

Experience in vacuum removal of water and ethanol?

I am trying to dry my extract using a make-shift vacuum setup with a flask (containing the sample), a solvent trap and a vacuum pump. My heat source would either be a water bath. Can anyone share...

23 February 2024 2,401 1 View