Halo 2um, 90A, AQ-C18 Back Catalog number: 941810-222 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 92714-714 HALO 1000 Å C4, 2.7 µm, 4.6 x 150mm Price on request 689975-314T Poroshell 120 SB-Aq,3x 50mm,2.7um,T 748,45 € 91813-102 HALO 90 Å C18, 2 µm, 3.0 x 5mm, Guard Column 3pk Price on request