Best column equivalent to USP L8 - NH2

[yanyan]

Hello Everyone,

Does anyone know which brand column is the best one for USP L8 equivalent regarding of reproducibility and column life? I'd like to choose it for routine QC testing.

Thanks,
YanYan

[Vlad Orlovsky]

Routine testing of what? Sugars? Acids? or something else?

[Consumer Products Guy]

Routine testing of what? Sugars? Acids? or something else?

In in incoming raw materials or in finished products?

[yanyan]

It is intended for glucosamine in both raw material and product.

[Vlad Orlovsky]

here are few methods for glucosamine. Two of them (Primesep 500 and 100) are validated in 3 companies:
http://www.sielc.com/Compound-Glucosamine.html

[yanyan]

Thanks Vlad.

I am going to try it on the Phenomenex column based on the information got from USP.