Noura S. Dosoky

5 Questions 6 Answers 0 Followers

Questions related from Noura S. Dosoky

Is there a way to extract vanilla oil?

I tried distilling vanilla beans (hydrodistillation) but did not get any oil after 4 hours. However, the hydrosol had the same odor of vanilla. Is there a way to get the vanilla oil? Thank you!

10 October 2018 7,920 4 View

Is there a way to make an essential oil mix with water?

I need to prepare a solution of essential oil in water and I can't get it to disperse. Is there a way to get the oil to be in the water layer? Thank you,

05 May 2018 5,007 3 View

How to immobilize bacteria?

I need to prevent bacteria from using flagella to swim. What agents can I use to stop bacteria from swimming within 10 minutes without damaging their structure? Your help is really appreciated.

04 April 2018 9,654 1 View

Why sandalwood oil is prepared from the heartwood and not the sapwood?

Sandalwood oil is extracted from the heartwood. Is there a reason for or benefit from producing the oil in the heartwood?

02 February 2018 3,649 1 View

What is the difference between using MCF-7 cells that have been stored at -80 degrees and cells stored in liquid nitrogen?

I noticed that the ones stored at -80, and were not transferred to liquid nitrogen, die after thawing.

01 January 2014 9,959 1 View