How to purify cycle sequencing PCR reaction?

i am purifying cycle sequencing PCR reaction. i have tried multiple methods given in BDT manual (provided with the instrument) .everytime i used 96 well reaction plate for this purpose. 7 wells...

14 February 2021 8,534 2 View

Does any one have experience with Autoclavable cell culture media (RPMI 1640/DMEM)? Does it work well?

12 February 2021 2,958 1 View

What are the reasons of asymmetrical bilateral knee Osteoarthritis (OA)?

Primary osteoarthritis - is degenerative joint disease without any apparent underlying cause then what are the reasons of asymmetrical bilateral Knee OA?

09 January 2021 7,524 8 View

Zero normal flux boundary condition for shallow water equations?

I am looking for any book/article reference about the mathematical description of zero normal flux boundary condition for shallow water equations. My concern is that for a near-shore case how it...

16 December 2020 9,383 8 View

How to fix the fungus for SEM imaging?

I want to perform the SEM of candida sp. and i want to know that the fixation for the bacteria and fungus are different or same?

10 December 2020 6,169 3 View

How to adapt a mature Questionnaire?

I am looking forward to seek some help regarding adaptation of mature questionnaires. I am new to quantitative studies and wants to use some demographic in my questionnaire, is it necessary to add...

08 November 2020 7,146 5 View

Primer degradation.....what could be the possible reasons for not having PCR results.????

HI! whenever I start doing PCR with a new primer pair that is lyophilized.1st I make 100pmol solution then 10pmole dilution of it as a working solution. I got good results with this freshly made...

01 September 2020 2,114 15 View

Which are the best open source plotting software?

Dear friends, Please suggest few good graph plotting software that are freely available. If it has an contour plotting option, it will be an added advantage. Origin is a paid software which is...

06 July 2020 9,106 15 View

How can I import a user subroutine into Abaqus component in Simulia Isight?

For optimization my material parameter I use Isight software. I have an input file that simulates the material model via UMAT subroutine. How can I import this inp. file in the Abaqus component of...

14 May 2020 3,552 3 View

Name the hydrological models, which can simulate ice dynamics?

Please explain their principles briefly with references and flowchart. What are their advantages and limitations?

12 April 2020 2,718 1 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

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

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View