Welch UHPLC guard cartridges use the same packing materials as does UHPLC column to ensure the best analysis results. When 2.0 Welch UHPLC guard cartridges for analytical columns are sold in packs, each pack containing 2 pieces (1 unit = 1 pack = 2 pcs). Ultisil UHPLC XB-C8 is based on 1.8 µm high-purity silica and can withstand pressures up to 15,000 psi. It provides excellent peak shapes for acidic, basic, and neutral compounds. With slightly weaker retention than C18, it is recommended for the separation of strongly hydrophobic compounds.
- Model: HU808-202-45
- Manufactured by: Welch Materials

















