Francisco Valdebenito

4 Questions 2 Answers 0 Followers

Questions related from Francisco Valdebenito

Can I determinate antioxidants with HPLC?

I'm working with the plant physalis peruviana, I'm doing a extraction with the roots of this plants, and in this extracts I'm measuring the antioxidant activity. I'm using a spectrophotometric...

08 December 2013 8,470 29 View

Can anyone tell me how to prepare a solution of calcium carbonate?

I'm working with oxidizing bacteria of manganese and iron, and i'm using calcium carbonate as a carbon source. I tried to prepare the solution, but it doesn't work. I dissolved this substance in...

29 January 2013 8,699 10 View

What are a few techniques to isolate iron oxidizing/reducing bacteria?

I'm studying the biological reduction and oxidation of iron. For this purpose, I have to apply some techniques that isolate iron oxidizing/reducing bacteria, but I'm not sure about the information...

02 January 2013 3,674 10 View

Does anyone know what is a ferromanganese nodule?

I'm working with manganese-iron oxidizing bacteria

02 January 2013 7,535 4 View