Sally Burr

4 Questions 33 Answers 0 Followers

Questions related from Sally Burr

How can I handle and dispose sodium cyanoborohydride?

I am considering using sodium cyanoborohydride in a reductive N-alkylation of a polysaccharide, and want to know how to handle it safely and dispose of the nitrile byproduct. Has anyone experience...

01 January 2015 574 9 View

Fatty acid derivatisation for HPLC; how should I be doing it?

I have been trying to quantify oleic acid by HPLC using this protocol derived from the www.cyberlipid.org website. Dissolve oleic acid standard in 0.5ml methanol (concentration range from 2mg/ml...

11 November 2014 8,679 3 View

What's the best method for carrying out Solid Phase Extraction?

I am thinking of measuring the degree of substitution of esterified polysaccharides by alkaline hydrolysis, followed by extraction with water-immiscible solvents such as ethyl acetate. This is an...

08 August 2014 8,774 3 View

Separation methods for lignans?

I am thinking of doing research on oligomerized cinnamic acid derivatives in the plant cell wall. Given that lignans vary quite a bit in molecular weight, degree of polymerisation, and structure,...

01 January 1970 4,697 3 View