Column Protection
Ultisil HILIC Amphion II, Cartridge: 5µm, 120Å, 4.6×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Ultisil HILIC Amphion II, Semi-Prep Cartridge: 5µm, 120Å, 10×10mm
Welch preparative guard column cartridges uses the same packing as the preparative column, which can intercept some of the same polar substances in the sample and prevent them from contaminating an...
Topsil HILIC NH2, Cartridge 3µm, 150Å, 2.1×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Topsil HILIC NH2, Cartridge 5µm, 150Å, 2.1×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Topsil HILIC NH2, Cartridge 3µm, 150Å, 4.6×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Topsil HILIC NH2, Cartridge 5µm, 150Å, 4.6×10mm
Welch guard cartridges uses the same packing materials as does analytical column to ensure the best analysis results. When HPLC column ID<4.0mm, it is recommended to use 2.1×10mm cartridge, whil...
Boltimate HILIC, Cartridge: 2.7μm, 90Å, 2.1 ×5mm
Welch Boltimate guard cartridges use the same packing materials as does Boltimate column to ensure the best analysis results. When 2.0 <ID ≤ 3.0mm, it is recommended to use 2.1×5.0mm cartridge,...
Boltimate HILIC, Cartridge: 2.7μm, 90Å, 4.0 ×5mm
Welch Boltimate guard cartridges use the same packing materials as does Boltimate column to ensure the best analysis results. When 2.0 <ID ≤ 3.0mm, it is recommended to use 2.1×5.0mm cartridge,...
1/16"Peek Tube,7cm Length, 1pcs/pk
1/16"Peek Tube,7cm Length × 1
PEEK Fitting,for 1/16" OD tubing, 1pcs/pk
PEEK Fitting,for 1/16" OD tubing × 1
PEEK Ferrule,for 1/16" OD tubing, 1pcs/pk
PEEK Ferrule,for 1/16" OD tubing × 1
Prep Replacement O-Ring, for 21.2mm Filter/Guard Holder PTFE, 1pcs/pk
Prep Replacement O-Ring, for 21.2mm Filter/Guard Holder PTFE × 1
Prep Replacement O-Ring, for 21.2mm Filter/Guard Holder FFKM, 1pcs/pk
Prep Replacement O-Ring, for 21.2mm Filter/Guard Holder FFKM × 1
Prep Replacement O-Ring, for 10mm Filter/Guard Holder FFKM, 1pcs/pk
Prep Replacement O-Ring, for 10mm Filter/Guard Holder FFKM × 1
Prep Replacement O-Ring, for 30mm Filter/Guard Holder FFKM, 1pcs/pk
Prep Replacement O-Ring, for 30mm Filter/Guard Holder FFKM × 1
1/4"-5/16"solid wrench, 1pcs/pk
1/4"-5/16"solidwrench×1
3/8"-7/16"solid wrench, 1pcs/pk
3/8"-7/16"solidwrench×1
1/16" SS fitting, with PEEK Ferrule and handwitch wrench
Adaptable to 1/16'' tubing, suitable for both routine HPLC and prep-LC system;
10-32 threads can match various types of analytical columns and Ghost-buster Column;
Made of stainless steel, with a...
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device