Puganeswary Sukumaran

4 Questions 44 Answers 0 Followers

Questions related from Puganeswary Sukumaran

How can I prepare 35% sodium carbonate solution?

I have to use 35% sodium carbonate solution to analyze tannin content according to Folin-Denis method. I tried to prepare the solution by dissolving 35 g of sodium carbonate into deionized water...

20 April 2015 8,055 5 View

Can anyone suggest a suitable protocol to quantify fulvic acid, humic acid and tannins using LC-MS?

I want to determine these compounds in a plant sample. Please suggest a simple and suitable method. Thank you.

17 March 2015 819 3 View

Can I use Folin-Ciocalteu reagent instead of Folin-Denis reagent to measure the amount of tannin in crude extract?

I want to quantify tannin content spectrophotometrically. Can I use Folin-Ciocalteu reagent instead of Folin-Denis reagent? Are they giving similar results?

17 February 2015 8,627 17 View

Does anyone know how to digest Spirulina sample cultured in POME for ICP-MS analysis?

I'm culturing Spirulina in POME. I am able to digest Spirulina cultured in medium without POME using nitric acid at 140 degree. The digested sample was clear. But, when I digest spirulina that...

18 August 2014 4,754 4 View