Benjamin Teong

7 Questions 10 Answers 0 Followers

Questions related from Benjamin Teong

Hyaluronic acid modified with EDC/NHS?

Recently I am going to modify Hyaluronic acid with EDC/NHS, does anyone have protocol or any suggestion about it? Thanks

03 May 2016 1,913 2 View

Does anyone have the template file of molecular structure of Hyaluronic acid, as in ChemDraw, ChemSketch or similar versions?

See above

12 January 2015 1,614 3 View

How do we normally sterilize hyaluronic acid solution?

Since 1% of this polymeric solution is too viscous to pass through a 0.22 micrometer filter. Anyone else overcome this problem?

21 November 2014 1,656 13 View

What is the theory/chemical reaction in the methacrylation of hyaluronic acid?

I am currently working on hyaluronic acid, and I want to modify it with methacrylic anhydride to produce a methacrylated hyaluronic acid.

14 October 2014 9,779 3 View

How can we calculate UV light intensity?

Given that a UV bulb with 2x15 Watt, wavelength of 365nm, the intensity at 15cm is 2300uW/cm2. Just wondering how we calculate the intensity.

07 October 2014 4,898 23 View

How do we compare the hydrophobicity between Chitosan, Gelatin, and Hyaluronan?

I am not familiar with the organic chemistry, can someone explain how to determine the hydrophobicity from the molecular structure?

10 January 2014 2,902 0 View

Can someone advise on viscosity vs molecular weight of sodium alginate?

I am wondering whether the level of viscosity affect the molecular weight of alginate? Let's say low viscosity have lower molecular weight, medium viscosity have higher molecular weight, true or...

12 December 2013 8,000 0 View