Silica Analytical Guard Column Starter Kit (1 holder, 2 cartridges) Phthalates 2 Revision 4 Mix for

2 Revision 4 Mix for US EPA Method 524

19 µg/mL 1 atom Si

2-Isopropyl-1-methylbenzene (o-Isopropyltoluene)

Volume 5 µL Syringe Type Microliter Syringe Series 700 Termination Cemented Needle (N) Needle Cemented Needle Gauge 23s-26s gauge Point Style AS Needle Length 1

N-Diethyl toluamide

Silica Analytical Guard Column Starter Kit (1 holder, 2 cartridges) Phthalates 2 Revision 4 Mix forSilica Analytical Guard Column Starter Kit (1 holder, 2 cartridges) Separation Mode Normal Phase Stationary Phase Silica Format Guard Cartridge Kit Hardware Inner Diameter 2. 1 mm Hardware Length 20 mm Particle Size 10 m Packing Material Type Silica Additional specifications Guard Column Size Semiprep Preparative Hardware Material Stainless Steel Max Pressure 5,000 psi Mobile Phase Limits pH 2. 0 7. 5 UOM 1 holder, 2 cartridges