Why do we wash azolectin with acetone?

I want to prepare liposomes made of azolectin (sometimes spelled as asolectin). I start with the azolectin powder, and many protocols say that I should wash it with acetone (dissolve, centrifuge,...

04 February 2021 2,738 3 View

How to solve 1-D Wave equation?

Good day, In standard PDE literature, there are a lot of solution approaches for the 1-D wave equation initial-boundary value problem. One way is with separation of variables. Below I describe...

25 January 2021 4,876 3 View

Journal Quartiles for Research Evaluation?

Dear all, Could you please tell me the countries where the journal quartiles SJR/JCR are used for the state system for research evaluation (except for Russia)? Best, Dmitry

21 June 2020 5,635 7 View

Could you please suggest an XRD data viewer?

Hi. I'd appreciate if someone could suggest a powder XRD (NPD, PDF as an option) data viewer which: (1) Is free of charge (2) Is easy to operate, i.e. can be run with a double-click, multiple...

06 June 2020 6,493 2 View

Could my SP2/0-Ag14 be cross-contaminated?

Hello! Currently I propagating my SP2/0 for hybridoma. It's a first time when I working with this line. According to ATCC this line must grow in suspension, but when I'm doing my daily observation...

20 March 2020 5,191 2 View

How we can painting with powder by electrostatic method without Faraday effect?

Good day, dear colleagues I have some question for You I'm working on the powder painting of details with difficult geometry. The tribostatic method has a good result about this I try to use...

25 February 2020 2,190 3 View

Is there any sources for 661-W cell line?

Hello! For my current project I need cell line 661-W - this is a mouse ganglion precursor-like cells. I had checked many supplies (ATCC, Sigma Aldrich etc) - but none offers this line. I even...

03 February 2020 1,011 2 View

Manuscripts for the 4th volume of the "Biodiversity, biogeography and nature conservation in Wallacea and New Guinea"?

26 November 2019 1,452 4 View

Where to go to the conference?

20 October 2019 6,938 3 View

Can I leave slides in Ventana overnight after finishing of staining program?

Hello everyone! On my previous job I worked with Ventana Benchmark Ultra and performed various IHC stainigs on this device. As far as I can remember, engineer said, that after finishing of...

21 February 2019 3,193 2 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

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

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 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