whoa thank you for the video!! now everything's going online (even the practicums) bcs of the covid pandemic so vids like this rlly help me to visualize the process :D

@chemfunman

3 жыл бұрын

You are most welcome!!

been a few years since i have played with chem but your videos help it all come back, thank you so much

Best channel ever thanx

i love these lab walkthroughs, thank you!

@chemfunman

Жыл бұрын

Glad you like them!

Thank u i am engineering student it helps me alot.. love from india

You are so easy to understand. Thank you so much for sharing!! What a great video!

@chemfunman

3 жыл бұрын

Thank you so much!

Very good video... And fabulous explaination ....

your clip is really helpful, thank you, hope for more clips

@chemfunman

8 жыл бұрын

+Khanh Le you are most welcome, stay tuned for more learning videos! thanks for supporting.

Thank you for this video, this is very helpful to me. Hope that you Make more videos like hplc autosampler etc

@chemfunman

4 жыл бұрын

OK noted! thank you

thanks for this video..i have to present this topic in my class .it ll b helpful to me

@chemfunman

7 жыл бұрын

You are most welcome, hope other videos help you too. Thanks for your support, share this with your friends.

Your videos help me much. Cordial thanks for your videos.

@chemfunman

3 жыл бұрын

Glad you like them!

thank you i am Pharmacy student and this helped me alot

@chemfunman

5 жыл бұрын

glad this is helpful! \share the good words with your friends

Very good video.. thank you so much...sir

@chemfunman

3 жыл бұрын

thank you! you are welcome - come back to this channel for more! like and subscribe :D

beautiful

@chemfunman

3 жыл бұрын

THANK YOU!!

sorry for the weird question But i want to ask can money detectors that have UV lamp be used for TLC visualization? because the laboratory UV lamps are very expensive and i can't afford one

@m.abdel-hakem8766

5 жыл бұрын

دي أقرب حاجه تخليك تشوف الخطوط

how did you decide A nd B is more polar than C? Is this because of you used hexane as mobile phase for running? Thanks in advance, Best

@chemfunman

3 жыл бұрын

Yes exactly!

very nice

@chemfunman

2 жыл бұрын

Thanks!

What the function of filter paper that u put in tlc chamber? And if not put it in chamber what will happen?

@chemfunman

3 жыл бұрын

the vapor pressure won't be consistent. that means the Rf value may not be accurate.

Tell me can we reused aluminium TLC plate

@chemfunman

Жыл бұрын

sorry we should not

Does solvent used to dissolve the sample has to be same as mobile phase solvent ?

@chemfunman

3 жыл бұрын

good to have it

Hello, may i ask if what solvent did you use?

@chemfunman

3 жыл бұрын

hexane: ethyl acetate.

Hi, if i don't have the UV lamp & the iodine vapor, what is the alternative method for me to visualize the spots? can i use a fluorescent lamp and cover it with orange plastic sheeting to mimic the UV lamp? or else what is your advice? Thank you..

@chemfunman

7 жыл бұрын

why not give it a try and find out? Best way to learn science :) it is unlikely to be hazardous. update me on your findings!

@tanant6604

7 жыл бұрын

Haha..by the way, do you have experience on determining the phytosterol of oil ?

@chemfunman

7 жыл бұрын

aint too sure, suggest you try steam distillation. see my video on that :)

@tanant6604

7 жыл бұрын

steam distillation is for the purpose of oil extraction. BTW, i will figure out myself. Thx for that.

@chemfunman

7 жыл бұрын

do update us, we are all ears. learn from one another

what solvent did you used in the small jar?

@chemfunman

3 жыл бұрын

hexane: ethyl acetate.

Why spot C has different Rf? I thought u used the same sample

@chemfunman

3 жыл бұрын

lol, different solvent gives different Rf value

#excellenttlcdemo

@chemfunman

8 жыл бұрын

#Thanks-man

What kind of solvent do you use?

@chemfunman

4 жыл бұрын

Hexane

Why dispose the solvent in the non-chlorinated waste bottle? You might also use a system containing dichloromethane or chloroform!!!

@chemfunman

7 жыл бұрын

Some chemicals are banned in SG. For non-Cl solvents, of course we dispose it that way.

0:38 ...is it polar absorbent or adsorbent? thank you

@chemfunman

8 жыл бұрын

+yano claudia tchatchouang Pardon, should be Ad. thanks.

@shumailayousaf9433

7 жыл бұрын

yano claudia tchatchouang english???

@shumailayousaf9433

7 жыл бұрын

absorbent is uaed..bcz absorbent hvnt ability to mix with sample while adsorbent hv

@shumailayousaf9433

7 жыл бұрын

adsorbent hvnt ability to mix

How to apply in NUS

@chemfunman

5 жыл бұрын

online

@harishs2181

5 жыл бұрын

Thanks for your reply, In Singapore,have any pharma analytical chemist jobs?, I'm searching lot I didn't get proper information on the same sir!

Thnx from pakistan 😍💖

I want the translation to arabic pleas!😰

@chemfunman

3 жыл бұрын

you may help us, are you keen?

xiexie prof Fung

@chemfunman

6 жыл бұрын

most welcome, all the best!