Shalom Wangrangsimakul

2 Questions 4 Answers 0 Followers

Questions related from Shalom Wangrangsimakul

Is meta-phosphoric acid (s) stable enough for 1 month to be dissolved in de-ionised water and kept at -20degC in a centrifuge tube?

Breaking the meta-phosphoric acid crystals with a mortar and pestle, weighing, and then making sure all dissolves in water could be time consuming. Is it possible to prepare a large batch of the...

21 July 2015 4,676 1 View

Does anyone here has experience using UV-Vis spectrophotometry for the analysis of ascorbic acid and chlorophyll contents in plant samples?

1) Anyone here has experience using a UV-Vis spectrometer for the analysis of ascorbic acid and chlorophyll contents in fruit and vegetables samples? The usual equipment is the HPLC but I want to...

27 January 2015 4,850 9 View