Guard columns for EC columns NUCLEODUR® 100-5 CN, 5µm
pore size 110 Å, particle sizes 3µm and 5µm; 7%C - USP L10
multi-mode columns (RP and NP)
widens the scope in selectivity
differnet retention characteristics compared to C8 and C18
stable against hydrolysis at low pH values, working range pH 1-8
high reproducibility from lot to lot
ideal for: tricyclic antidepressants, steroids, organic acids

Type for 4 and 4.6 mm i.d.