Huy Nguyen

6 Questions 12 Answers 0 Followers

Questions related from Huy Nguyen

Why do we need to adjust pH level of canned coffee?

Hi everybody, I found in a canned coffee that they using sodium hydrocarbonate to adjust the pH level. So what is their purpose? I would like to thank you for your attention, if you have any idea...

10 May 2017 4,648 4 View

How to sterilize coffee without losing flavour compounds?

I have a project making "cold brew" coffee. The ground coffee need to steep into water for 20 - 24h, so this is the good condition for the microorganisms grow. I decided to pasteurize the coffee...

19 September 2016 3,267 6 View

How do I prepare Trolox solution?

I'm conducting TEAC III assay to find out antioxidant activity of musa (banana). I need to get the stock solution 10mM of Trolox but when I dissolved it in water, the solution wasn't...

22 August 2015 4,249 22 View

How can I conduct TEAC III assay without a microplate reader?

I found in some protocols of TEAC assay that they use microplate reader to read the color. They use 5-10uL Trolox and 1ml ABTS+ solution. In my LAB, we don't have a microplate reader so can I use...

22 August 2015 3,017 4 View

Can we extract material and dilute Trolox in water in TEAC III assay?

According to some articles, they extract material and dilute Trolox in acetone. Is it required to use the same solvent and can we use water instead? Thanks for your help.

17 August 2015 9,706 2 View

Does anyone has the TEAC (Trolox equivalent antioxidant capacity) procedure?

I'm studying about the antioxidant capacity of banana (Musa spp.). I use TEAC assay for determination of antioxidant capacity but i'm confused about the procedure. Does anyone can help me? Sorry...

14 August 2015 7,441 5 View