Milad Mehriar

6 Questions 1 Answers 0 Followers

Questions related from Milad Mehriar

What are the origin of crystals that form upon heating castor oil?

In the process of maleinizing castor oil with maleic anhydride I am observing formation of crystal-like structures upon heating the solution above 100 degrees Celsius. The solution is just castor...

03 February 2024 5,076 1 View

Why do we start from high frequencies toward low frequencies in rheometer? Doesn't it affect the sample?

Especially in gels

05 December 2023 5,493 1 View

Why is Na2HPO4.7H2O not readily soluble in water?

Although Na2HPO4 has 7 molecules of water around it why it takes longer than NaCl to dissolve in water?

30 November 2023 6,149 1 View

What is the best way to stabilize non-halophilic protease?

I need to maintain the activity of my protease and I am looking for a cost efficient way I can use in large scale.

24 July 2023 8,666 1 View

What is the cause of gradual color change in corynebacterium glutamicum fermentation under anaerobic condition?

Under anaerobic conditions organic acids are secreted into the culture media. Also corynebacterium glutamicum is known for producing aminoacids. I am not sure if the color change from yellow to...

29 June 2023 1,062 1 View

Is there a salt that forms bonds with hydroxyl groups and not with aldehyde groups and is not toxic for cells?

I have an oxidized polysaccharide that has both hydroxyl and aldehyde groups. I used sodium borate to make bonds with hydroxyl groups so I can have a schiff base reaction between aldehyde groups...

13 February 2023 7,478 0 View