HPLC Guard Columns and Cartridges
WATERS CORPORATION Waters XBridge Protein BEH C4 Guard Column, 300Å, 5 μm, 2.1 mm X 30 mm
The XBridge Protein BEH C4 Guard Column supports reversed-phase protein separation. It features a C4 ligand to reduce retention and improve peak capacity.
- Designed for protein separation.
- Utilizes BEH particle technology.
- Features a C4 ligand for reduced retention.
- Minimizes protein carryover and increases protein recovery.
- Optimized for improved peak capacity.
- QC tested for consistent performance.
- Compatible with UPLC systems.
- Operates effectively across a wide pH range of 1 to 12.
- Withstands temperatures up to 90°C.
- Maximum pressure tolerance of 6000 psi (415 Bar).
- Low silanol activity ensures reliable results.
- Suitable for molecular weights ranging from 1000 to 500000.
- Provided as a single unit per package.
WATERS CORPORATION Waters CORTECS VanGuard Pre-column, HILIC, 90Å, 1.6 μm, 2.1 mm x 5 mm
This high-efficiency pre-column protects analytical columns and enhances HILIC column performance for polar analytes.
- Features HILIC separation mode with silica particle substrate.
- pH range 1 to 5.
- Max pressure 18000 psi (1240 Bar).
- Not endcapped; high silanol activity.
- Spherical solid core particles: 1.6 μm size, 90 Å pore, 100 surface area.
- Direct-Connect endfitting.
- UPLC and UHPLC system compatible.
- L3 USP classification.
- Dimensions: 2.1 mm inner diameter, 5 mm length.
- Protects and extends analytical column life.
- Improves selectivity, sensitivity, and analysis speed.
- Suitable for biological fluid purification and temperature control.
- Manufactured in cGMP, ISO 9001 certified plant; chromatographically tested with ultra-pure reagents.
WATERS CORPORATION Waters Atlantis VanGuard Cartridge, 100Å, 5 μm, 3.9 mm X 5 mm, 3/pk
Atlantis dC18 VanGuard Cartridges prolong analytical column life by removing particulate contamination. Optimized for Atlantis dC18 analytical columns (3.9 mm and 4.6 mm I.D., 5 μm particles), these cartridges ensure consistent performance in reversed-phase LC. Manufactured to cGMP and ISO 9001 standards, they are tested for peak performance and designed for routine UPLC applications.
- Extends column lifetime.
- Removes mobile phase contamination.
- Optimized for 3.9 mm & 4.6 mm I.D. columns (5 μm particles).
- Compatible with reversed-phase LC.
- cGMP and ISO 9001 standards compliant.
- Ensures peak performance, selectivity, and speed.
- Withstands high pressures for UPLC systems.
- Features patented BEH Technology C18 (100Å pore, 5 μm particles).
- Functional across broad pH range.
Waters Corp XBridge BEH Phenyl VanGuard Cartridge, 130Å, 3.5 µm, 2.1 mm X 5 mm, 3/pk;
XBridge BEH Phenyl VanGuard Cartridge, 130Å, 3.5 µm, 2.1 mm X 5 mm, 3/pk;
WATERS CORPORATION Waters Column, RP/Anion-exchange, 1.7 μm, 2.1 x 100 mm
This column excels at retaining polar acidic analytes in reversed-phase conditions. Its stable reversed-phase/anion-exchange mixed-mode chemistry, effective from pH 2–10, offers unique selectivity compared to traditional C18 phases for method development. The VanGuard FIT Column format is an all-in-one guard-column designed to reduce dead volume and extend column lifetime by filtering impurities.
- Excellent retention for polar acidic analytes under reversed phase conditions.
- Stable reversed phase/anion-exchange mixed mode chemistry from pH 2–10 for method development.
- All-in-one guard-column design reduces dead volume and increases column lifetime.
- Removes chemical impurities and suspended solids, enhancing column reliability.
- Tolerates pressures up to 15000 psi (1030 bar) in UPLC System applications.
WATERS CORPORATION Waters XBridge Prep Guard Cartridge, C18, 5 μm, 130 Å, 30 mm × 10 mm
This Prep Guard Cartridge protects both HPLC and SFC columns, extending their lifetime and reducing purification costs.
- C18 chemistry
- Reversed phase separation mode
- Hybrid particle substrate
- pH range: 1 to 12
- Temperature limits: 80°C (low pH) to 60°C (high pH)
- Maximum pressure: 6000 psi (415 Bar)
- Endcapped
- Low silanol activity
- Spherical particle shape
- Particle size: 5 μm
- Pore size: 130 Å
- Format: Prep Guard Cartridge
- Surface area: 185
- System: HPLC preparative
- Particle technology: BEH
- Technique: LC/MS, LC
- USP classification: L1
- Inner diameter: 30 mm
- Length: 10 mm
- Carbon load: 18 %
- Units per package: 1
ENTERPRISE TECHNOLOGY SOLUTIONS INC Genuine Joe Indoor Floor Mats, 2'x3', Charcoal Gray
Eternity mat offers an eco-friendly and ecologically responsible way to protect your entryway from dirt and moisture. Carpeted surface is made from 99.9 percent post-consumer PET plastic bottles. The all-rubber backing is made from used tires, preventing landfill waste. This indoor mat will wipe shoes dry and prevent moisture from entering your building.
ENTERPRISE TECHNOLOGY SOLUTIONS INC Genuine Joe Indoor Floor Mats, 4'x6', Charcoal Gray
Eternity mat offers an eco-friendly and ecologically responsible way to protect your entryway from dirt and moisture. Carpeted surface is made from 99.9 percent post-consumer PET plastic bottles. The all-rubber backing is made from used tires, preventing landfill waste. This indoor mat will wipe shoes dry and prevent moisture from entering your building.