Choon Si Lin

3 Questions 6 Answers 0 Followers

Questions related from Choon Si Lin

How to dissolve extract residue in 10% acetic acid?

I'm doing extraction of alkaloid from plant leaves. There is a step where I need to dissolve the extract residue from rotavap in 10% acetic acid... I tried but the extract can't dissolve in the...

01 January 1970 7,785 4 View

Why research on quantum rod as solar cell absorber less conducted compared to quantum dot?

I read that quantum rod is superior to quantum dot in terms of larger absorption area, linear polarised light, lower Auger rate and larger Stokes shift. But why fewer research works have used...

01 January 1970 6,433 4 View

Red spot on thin layer chromatography (TLC)

I found that alkaloids normally appeared as green spot on tlc plate under long wave UV. Then how about red spot? I'm doing isolation of constituents from plant materials, is the red spot needed to...

01 January 1970 8,248 3 View