Ammonia limit test

[MILA]

Hello

I need a method for limit test of ammonia but not with nessler regent.
My row material is degradate in NAOH. and the color i get is stronger then the reagent itself.


Thank you

[maris]

European Pharmacopoeia offers very simple and sensitive test for Ammonia, try it.

[neelymw]

You can separate ammonium on a cation exchange column. Dionex offers several opitions.

[Yury Zelechonok]

Try this simple method with ELS detection

http://allsep.com/makeCmp.php?cmp=Cmp_005