22 October 2019 2 158 Report

Is it possible to directly graft PAN on starch instead of using the standard co-polymerization of acrylonitrile ?

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I am using an HPLC pump to re-circulate feed stream in a crossflow membrane module. Somewhere along this line, I have put a needle valve to induce back-pressure for permeation. Apparently,...

18 January 2018 8,266 4 View

What is the best way to measure the kinetics of pectinase immobilized to magnetic nanoparticles?

I have immobilized pectinase on magnetic nanoparticles and want to measure the kinetics in a stirred tank reactor (batch). But my worry is: 1. How is it possible to get a vigorous mixing of the...

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Can you recommend the best Statistical Instrument to analyze data for collaborative learning style?

I am currently working on its effectiveness on a selected class in the University College where I am working in.

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During my work in the laboratory?

During my work in the laboratory, I noticed that fructose, starch and dextrin did not give positive results with their statements such as iodine and sulwanof when prepared 3 to 5 days ago. Why?

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What's a cost effective way to make starch based nanocomposite hydrogels in large scale?

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Which are the best methods to graft the polymeric nano/micro particles with lipids?

Good references (with clearly written methods/protocols) are highly appreciated. Polymers could be any, e.g., PLA, PCL, PLGA, etc. Similarly, lipids could be DSPE, DMPE, DMPA, DPPE, DLPC, DOTAP,...

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How to PEGylate Fluorescntl Polystyrene Particle?

I have Fluorescent Polystyrene beads. I need to graft PEG on the surface of it. I am looking for a protocol to do that. Also need to know which experiment to perform to be sure about the grating.

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Zeta Potential measurement of starch solution?

I want to measure the charge on the particles in the solutions using zetasizer, but the experiment needs R.I and absorbance co-efficient to be conducted, but i cant find the stated valued for the...

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What is the most reliable method for starch digestibility analysis in beans?

I found papers cited Englyst et al. (1992) and mentioned Megazyme kit, But unfortunately these were not clear and hard to follow. Thanks in advance,

23 September 2020 1,476 5 View

How do I determine the amount of enzyme needed to liquefy a known quantity of starch substrate?

I have an enzyme preparation (powdery form) with an activity of 1045 U/g which I would like to use in mashing a 70 g of grain whose starch percentage is at 67%. How do I determine the quantity...

16 August 2020 1,998 5 View

Which methodology is correct to measure Total starch content in wheat in megazyme kit?

I want to measure total starch content in wheat flour. I want use megazyme kit but I am confuse which methodology is correct for wheat because in kit there are mentioned many procedures. Kindly...

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Can NMP solvent be used for the polymerization of acrylonitrile?

NMP: N-methyl-2-pyrrolidone Usually DMF (Dimethyl Formamide), DMSO (Dimethyl Sulfoxide) and ethylene carbonate have been used for polyacrylonitrile production. Is there any literature on the...

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