Please, any lab in Tanzania that is currently doing cytotoxicity tests on cancerous cell lines?

Please, any lab in Tanzania that is currently doing cytotoxicity tests on cancerous cell lines? Kindly let me know Regards

10 November 2018 3,023 0 View

How do I further isolate uncoloured fractions that show peaks on HPLC?

Hello Colleagues, I have several fractions (Hex:EtAc). In one small fraction (about 2mls), I got 6 peaks on HPLC. What do I need to do further or how do I need to separate these compounds,...

09 October 2018 1,547 8 View

How can I prepare a preparative TLC plate (PTLC) using silica gel? or where can I buy already prepared PTLC plates?

Dear Colleagues, Please help. How can I prepare a preparative TLC plate (PTLC) using silica gel? or where can I buy already prepared PTLC plates (Close to Malawi)?

08 September 2018 3,606 3 View

What is the best way of working with extremely busy co-authors in a manuscript?

Dear researchers, Sometimes we have to work with our highly respected co-authors that are extremely too busy to give time to our manuscriots, but for some important reasons, they have to be on the...

05 June 2018 9,949 22 View

What are the most common non-material addiction drugs you know?

What are the most common non-material addiction drugs you know? - Please share if you know any conventional drugs on the market

05 June 2018 2,728 0 View

What is you experience/knowledge about crossing borders with research plant sample extracts?

What is your experience/knowledge about crossing borders with research plant sample extracts? - Any challenges? - Noteworthy details? Please share Thank you and kind regards

05 June 2018 2,226 0 View

Which is better to extract: From fresh or dried plant samples?

which is better to extract from fresh or dried plant samples?

05 June 2018 529 0 View

Is it worthy spending resources on researching orally and intravenously effective drugs from polar compounds?

Dear researchers, I understand that we can get drugs from polar compounds, but these are usually hardly bioavailable. This means the drug has to keep being modified to improve it's bioavailability...

05 June 2018 9,842 6 View

Do you know any medicinal properties of chlorophyll?

Do you know any medicinal properties of chlorophyll? Please share your ideas

05 June 2018 6,720 11 View

Please share any links or documents on specifications for drug tablets and syrup?

Please share any links or documents on specifications for drug tablets and syrup - Physical parameters as well as chemical parameters, I will appreciate

04 May 2018 6,540 0 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View

can I treat waste water containing solvents and alcohol with electrocoagulation?

there are solvents and alcohol in the waste water of a factory that produces disinfectants. Increasing this waste water requires very serious operations. Can I treat this waste water with...

27 February 2021 2,609 3 View

Is there any one who can provide a donation of HPV detection and genotyping kits in exchange collaboration fors?

Warm greetings My name is Ayichew S. and I am doing my Ph.D. in Medical Microbiology (on Human papillomavirus). At this stage, I have almost completed a clinical sample Cervical swabs)...

25 February 2021 1,660 3 View