Azo-Xylan (Birchwood) (S-AXBL / S-AXBP)

What chromogenic substrate do you recommend to use in petri dish plates for detection of xylanase activity, and what is the principle of the method?
Fri, 25 Mar, 2016 at 10:47 AM
Results obtained with Azo-Xylan (Birchwood) (S-AXBL / S-AXBP) seem unstable, and have dropped from 10,000 units to 850 units after 3 weeks?
Fri, 25 Mar, 2016 at 10:49 AM
I require 4-0-Methyl-D-Glucurono-D-Xylan-Remazol Brilliant Blue R with a dye content of ~13%. Is Azo-Xylan (Birchwood) (S-AXBL / S-AXBP) suitable?
Fri, 25 Mar, 2016 at 10:51 AM
I use Azo-Xylan (Birchwood) (S-AXBP or S-AXBL) in my xylanase assays. Is it pure of does it contain any trace amounts of beta-1,4 linked glucan/cellulose?
Fri, 25 Mar, 2016 at 10:53 AM
How to create a standard curve for a different enzyme than stated in the data booklet whenusing Azo-Xylan (Birchwood) (S-AXBP / S-AXBL)?
Fri, 22 Apr, 2016 at 1:01 PM