Guillermo gutiérrez

6 Questions 6 Answers 0 Followers

Questions related from Guillermo gutiérrez

How much is the viscocity of a YPD culture?

Hello everyone.I'm calculating the power needed by a stirrer to mix a yeast culture. So I need an approximation value to the viscosity of a YPD culture or other kinds of microbial cultures.Cheers!

15 July 2016 7,799 0 View

Differences between Yeast extract, Meat extract, Peptone?

I know they are sources of vitamins and nitrogen, with a high amino acid composition. But I would like to know the difference in the macromolecular content between these components. For example if...

12 August 2015 5,719 10 View

What is the composition of meat extract?

I need the composition of the meat extract, to replace it in a growth medium for more defined components.

19 March 2015 5,113 7 View

How can I separate a Vacuum filtration unit that is stuck?

Dear colleagues.I have a simple filtration unit like this http://pusatalatlab.com/?ms=9&idd=243/vacuum%20filtration%20unit%20for%20membranes Now I have the problem that the kitasato has joined...

11 March 2015 8,810 2 View

How to syntonize PID parameters for pH control in a Batch system?

All the literature give empirical ways to syntonize PID control for continuous system. But these techniques doesn't apply for Batch systems.

08 October 2014 2,956 0 View

What is the best buffer for pH 3,5?

I am designing a growth medium at pH 3,5 for a Lactic acid bacteria. But I don't know what buffer to use.*I tried to use sodium.acetate/acetic.acid but my microorganism is inhibited by this...

11 July 2014 6,822 3 View