HALO Guard Column Holder Back Catalog number: 94900-001 Manufacturer: Advanced Materials Technology Availability: In the manufacturer's stock Price on request - + Recommended 92813-311 HALO 90 Å Biphenyl, 2.7 µm, 3.0 x 30mm Price on request 699970-301 Poroshell 120, HILIC, 3x50mm, 4um 14 475,74 Kč 92812-107 HALO 90 Å RP-Amide, 2.7 µm, 2.1 x 5mm, Guard Colu Price on request