Which is the best food grade emulsifier for Ascorbyl Palmitate?

Current food grade emulsifier I am using is causing AP particles to settle on cooling but as soon as I heat the blend, the blend becomes just fine (clear liquid). The general ratio I am using is...

02 March 2017 9,531 0 View

How can I emulsify Ascorbyl Palmitate completely to make it oil soluble ?

There is settling of ascorbyl palmitate with 30% emulsifier in the blend. How can I make it more stable into emulsion?

31 December 2016 3,672 3 View

How can we prevent proanthocynidin loss during extraction with polar solvents?

I have tried extracting proanthocynidins from grape seeds, but when I get the result for proanthocynidins in sample and spent from extraction, the results do not follow mass balance. What am I...

10 November 2016 4,263 5 View

What are cost effective methods to de-colorize natural plant extract without stripping their phytochemicals?

Except the usage of charcoal, what are other methods to de-colorize rosemary extract without stripping off its phyto-constituents?

07 August 2016 8,553 6 View

What is the current regulatory status of usage of Green Tea Extract and Grape Seed Extract as antioxidants in EU and USA?

07 August 2016 2,402 3 View

What is the mechanism of action of rosmanic acid in fats and oils? Has anyone done substantial research on it?

The mechanism radical scavenging activity of rosmanic acid in any of the vegetable oils

06 July 2016 807 3 View

Which herb has more antioxidant activity, oregano or rosemary?

Both oregano and rosemary contains rosemrinic acid which is a powerful antioxidant

06 July 2016 9,591 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

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 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

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

What is the state of the drug inside solid lipid nanoparticles (SLNs)?

I am a little confuse with the mechanism of solid lipid nanoparticles (SLNs). The main point of encapsulating drugs into SLNs is because some drugs have low solubility in water. Therefore, SLNs...

01 March 2021 3,703 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

Why is the sum of the elements in a row in a Q matrix equal to zero?

When explaining substitution models, the substitutions are expressed as Q matrix. Why is the sum of the elements in a row zero?

28 February 2021 3,864 3 View