Ivan Lawag

5 Questions 7 Answers 0 Followers

Questions related from Ivan Lawag

What tests and statistical analysis are usually used in order to determine the solvent stability over a certain incubation time?

I am performing a FRAP experiment on honey and I wanted to determine if what is the most suitable incubation time in performing it. As for honey, the incubation time until the plateauing activity...

09 March 2020 1,690 1 View

Why is it necessary to incubate the FRAP Reagent at 37 degrees celcuis?

I prepared the FRAP reagent using a 10:1:1 ratio of 300 mM acetate buffer (pH 3.6), 10 mM TPTZ and 10 mM FeCl3.6H2O. Why is there a need to incubate the said solution at 37 degrees before adding...

29 February 2020 5,423 3 View

How to pack C18 stationary phase in a gravity column?

Hi, I would like to know if how do you pack a C18 stationary phase in an ordianary glass column and if what is the solvent system that you use in isolating compounds. thank you very much,

16 February 2016 8,349 6 View

Can anyone help me on how to use Amberlite IR120 #10322 and Amberlite XAD 2 # 20275?

I want to know more about the solvent systems and the column type that can be used for the said stationary phase. Thanks

24 July 2014 4,604 3 View

Which concentration of the test sample should be followed?

If I will conduct an assay in a microplate, which concentration of the test sample shall I follow? the indicated prepared concentration or the concentration together with the other additives (fluids)?

04 April 2013 2,306 2 View