Pinnacle Db C18 19um30 X 21mm. ,Each

Details:

Pinnacle db c18 1.9Um^ pinnacle db c18, pore size: 140a, particle size: 1.9Um, length: 30mm, internal diameter: 2.1Mm, ph: 2.5 To 8, temperature: 80 c, usp phase code:  l1, carbon load: 11%, phase category: c18, octadecylsilane, for analyses of wide range of compounds from acidic to slightly basic