Xiaohong Lan

5 Questions 27 Answers 0 Followers

Questions related from Xiaohong Lan

Does 1 mg/ml starch solution is a dilute system to study its SAXS pattern?

I am study the structure of starch I wish to get the form factor (P(q))and structure factor (S(q) of starch if S(q)=1, the system should be dilute enough So the question comes, Does 1 mg/ml...

23 February 2016 5,104 3 View

Does anyone know why starch does not have iodine reaction in the oil phase?

i used starch to form w/O microemulsion, but failed. so the starch is not totally encapsulated by oil, it should have iodine reaction, but ....

16 November 2015 467 10 View

How can I explain different calculation substrate in the method of DNS, when calculation DE value?

DNS method was used to measure reducing sugar as well as DE value , however, this method is under discussion since the standard curve alters when the degree of polymerization of...

05 July 2015 3,251 4 View

Does someone know any chemistry method to determine the amylose of starch, excluding the kit?

I have tried the iodine-starch method, gained relatively high amylose, about 60% amylose content for nomal starch. Who knowns why? and the standard amylose and amylopectin must be of the same...

16 June 2015 2,467 4 View

Is it possible for amylose to recrystallize in solvents except water?

Is it possible for amylose to recrystallize in other solvents except water? Is it possible for amylose inside a hydrogel to recrystalize?

01 January 1970 7,071 1 View