How do you test vitamin C in broccoli?

Question

in titration .or any other method

Answer 1

You mention titration, so you want to know about quantitative analysis, I suppose.

Here you find details about methods to determin the amount of ascorbic acid in different plant ( and animal ) tissues:

ferricyanide method,

colorimetric determination,

indicator method

and a "new method"

http://www.jbc.org/cgi/reprint/108/2/563...

Quantitative and qualitative analysis can be made by chromatography f.e.

There are also a lot of modern methods like  reversed phase HPLC analysis or spectrophotometric determination .