Compatible with SPHE and standard luer-end SPE cartridges. Made of transparent glass, high resistance to corrosion. Withstands more than 96 kPa (720 mm Hg) vacuum pressure with no deformation, long-term use. Individual valves allow vacuum control for each cartridge improving reproducibility. Joint highly resistant to corrosion and PTFE internal tube rack. Includes gauge, lid, collection rack, solvent guide needles and silicone tube. Warranty 2 years
4 types of traditional SPE de absorbents for most of commonly used applications in column of 3 or 6 ml and luer connection.C18: End-capped silica-based octadecyl. Suitable for non-polar compounds. Surface area 300 m2/g, particle size 40-60 µm, pore size 120 Å.SILICA: Silica unbounded silica gel. Suitable for polar compounds. Surface area 480 m2/g, particle size 40-75 µm, pore size 70 Å.FLORISIL: Florisil pesticide grade. Suitable for halogenated and polar compounds such as multiresidual pesticides. Particle size 150-250 µm.NH2: Silica-based aminopropyl. Suitable for moderately polar and acidic compounds. Surface area 200 m2/g, particle size 40-75 µm, pore size 100 Å
