14 Questions 23 Answers 0 Followers
Questions related from Nurul Faiezin Zul
Greetings, I have doubt regarding the issue above. I did both CMC and phase transition in my study, but I need some clarification about which topic should be discus first. For my point of view,...
17 December 2019 3,204 7 View
Greetings, I would like to know, if we sonicate our samples before run analysis. e.g particle size and zeta potential. Would it be any significant different if we do no sonicate the samples? Any...
28 February 2019 8,014 5 View
Greetings, I do some research regarding molecule structure embed with triazole moiety, there is two emission peaks observed in flurorescence. How could these observation happened from triazole ?...
23 October 2018 7,893 7 View
Greetings, I have a problem regarding equation Gibb energy for micellization. Through a reference from ( Zana, R. (1996). Critical micellization concentration of surfactants in aqueous solution...
24 September 2018 4,326 11 View
Good morning to those who reading this question. I would like to have any references about aggregation of surfactant by triggering the conditions of system using pH. Besides, how pH can help to...
20 September 2018 9,585 2 View
HI, I'm trying to find an answer why we need cooling process in DSC analysis? Can I perform only heating process without the cooling? Or is it cooling here just to reconfirm sample temperature...
21 February 2018 3,712 6 View
Hi, I would like to ask if I want to mix both anionic and nonionic surfactants, is it very crucial to add some basic solution (sodium hydroxide for example) into the solution? Or can I just add...
22 December 2017 605 11 View
I use anionic surfactant and glycolipids (nonionic surfactant), I mixed them as one solution. I make a dilution. But here, how can i assume the expected CMC (not too accurate, just approximate) of...
10 October 2017 1,603 4 View
Hi, I wanna know how to determine the ratio of mixed surfactant? For example, if I have nonionic surfactant (glycolipids) and anionic surfactant, how can I mix them but I want glycolipids in small...
03 October 2017 4,769 1 View
Hi, I would like to know if anyone have any references about alpha and beta glycolipids.. Why most scientist use beta glucopyranoside instead of alpha? Thank you in advance for those who is...
28 September 2017 2,216 0 View
Greetings, I am trying to figure out the biggest differences between CMC and CVC and perhaps somebody can help me. Before that, I am doing turbidity analysis in my research in which I use UV-Vis...
17 May 2017 3,121 5 View
Hi, I would like to ask regarding mixed surfactant in aqueous media. Actually, how two surfactants (non-ionic and anionic) can be mixed together so that they are in stable? Instead of pure...
02 May 2017 4,826 3 View
Hi, May I know, what factors should I look up to choose my buffer solution? I want to make buffer in pH 11 and pH 9.. can i choose one pH with phosphate buffer and the other one with borate...
24 March 2017 6,057 2 View
what solvent can be used to remove decanol in solution? I used to synthesis my product using decanol as starting material, how can i remove it to get pure product during solvent extraction? Thank...
04 October 2016 9,398 6 View
