Ahmad Mustafa

11 Questions 10 Answers 0 Followers

Questions related from Ahmad Mustafa

How to separate monoglycerides from di and triglycerides without distillation?

After esterification of lauric acid ang glycerol, I have a mixture of mono, di and triglycerides with percentages of about 50%, 40%, and 10% respectively. My starting materials are lauric acid...

06 April 2021 211 3 View

How I can convert solid monolaurin to liquid product at room temperature?

I produced Glycerol monolaurate in lab scale, with a melting point of about 37 C. Now I want to use this product as animal feed additives. However the melting point of 37 makes the product...

15 January 2021 3,118 7 View

How can I produce Alpha-monopropionin and Alpha-monobutyrin in lab scale?

I understand that glycerol should be reacted with propaoiocic acid to produce monopropionin and with butyric acid to produce monobutyrin , if you can help with the reaction conditions based on 1...

14 January 2021 1,572 4 View

How consumption of hydrogen gas is calculated in fats/fatty acids hydrogenation unit?

If the feedstock has an iodine value of IV 70 mg (iodine/100g) before hydrogenation and IV of 1 after hydrogenation, what will be the hydrogen consumption/ton of feedstock in an industrial...

04 November 2019 315 0 View

Could you kindly suggest a scheme to synthesize natural rubber nano particles?

I want to prepare rubber nanoparticles to be used for toughening epoxy resin.

20 August 2019 7,179 4 View

What type of reinforcement material is appropriate to strength a rubber mask used in dentistry simulators?

We've made a cheap dentistry musk in rubber to be used instead of the expensive original one. But I want to strength the rubber by adding reinforcement materials. the challenge is that I want...

06 March 2018 3,790 8 View

How melting point of fatty acids mixture be affected with different combinations?

For example the melting point of Capric acid is 30, and caprylic acid 17. However a mixture of 50:50% of capric: caprylic gives a melting point of about 7 ( with melting point apparatus)!!!?...

15 January 2018 2,925 2 View

For GC exepts, what is the best way (in details plz) to prepare a fatty acid sample before being injected on a gas chromatography?

I was using methylation with potassium methoxide procedure to prepare both triglycerides sample and fatty acids sample. and I had good peaks for both. But now methylation procedure doesn't...

12 April 2017 2,250 3 View

How can I write a correct second order polynomial equation to describe the following response surface methodology study?

To study the interactive effects of the different variables on the production of glycerin laurate, response surface methodology comprising a full fractional 5-level and 3-factors design was used...

28 December 2015 9,036 9 View

For the experts in the Response Surface Methodology, RSM, Please help me?

I had three numeric variables Temperature (48 - 60), Enzyme load (1 -4%) and alcohol to fatty acid molar ratio (1 - 4) . I've used the design expert software to optimize the conditions. I've...

20 December 2015 4,602 8 View

Why are common commercial microbial enzymes are very expensive?

I was wondering about the reasons that make the common commercial enzymes very expensive. I believe that the isolation, purification and immobilization steps for the enzymes are costly but is...

17 August 2015 8,334 12 View