delim
Essentials

Columns

PFAS Delay Column

  • Traps system-related PFAS, preventing interference and ensuring accurate trace-level analysis of PFAS in samples.
  • Universal compatibility; works with:
    • Any HPLC or UHPLC up to 15,000 psi (1034 bar).
    • Both FPP and SPP analytical columns.
    • All stationary phases.
  • Highly retentive of system-related PFAS; no breakthrough even with extended equilibration times.
  • Easy installation with standard fittings.

Raptor C18 LC Columns (USP L1)

  • A traditional end-capped C18 ideal for general-purpose use in reversed-phase chromatography.
  • Wide pH range (2–8) provides excellent data quality for many applications, matrices, and compounds.
  • Offers the highest hydrophobic retention of any Raptor phase.
  • Part of Restek’s Raptor LC column line featuring 1.8, 2.7, and 5 µm SPP core-shell silica.

Allure Acrylamide LC Column

  • Stable retention times for hundreds of matrix injections.
  • Fast 5.5-minute analysis time with short re-equilibration time.
  • Meets or exceeds EN 16618:2015 and U.S. FDA procedure requirements.
  • Reliable, long-lasting performance injection to injection and column to column.

Allure AK Columns

Particle: 5 µm, spherical
Pore Size: 60 Å
Carbon Load: proprietary
End-Cap: yes
Surface Area: 450 m2/g
pH Range: 2.5 to 8
Maximum Temperature: 80 °C

Allure Organic Acids Columns

Particle: 5 µm, spherical
Pore Size: 60 Å
Carbon Load: proprietary
End-Cap: no
Surface Area: 450 m2/g
pH Range: 2.5 to 8
Maximum Temperature: 80 °C

Allure Guard Cartridges

Particle Size: 5 µm spherical
Pore Size: 60 Å

For a detailed description of the stationary phase in this guard cartridge, see the product page for an analytical column with the same silica and stationary phase (e.g., Allure AK).

Rxi-65TG Columns (fused silica)

High-polarity Crossbond phase

  • Ideal for the analysis of triglycerides in edible oils.
  • Excellent thermal stability up to 370 ˚C ensures consistent results and longer column lifetimes.
  • Separate and quantify critical triglycerides (acylglycerols) without interference from column bleed.
  • Observe even underivatized mono- and diglycerides.
  • Novel manufacturing techniques ensure consistent column-to-column quality.

Rt-Msieve 5A Columns (fused silica PLOT)

  • Improve accuracy with sharp, symmetrical peaks for argon, oxygen, and carbon monoxide.
  • Easily separate permanent gases at temperatures above ambient.
  • Restek PLOT technology reduces particle release, improving flow reproducibility and reducing downtime for maintenance.
  • Temperature range: -100 to 300 °C.

Rt-Q-BOND Columns (fused silica PLOT)

100% divinylbenzene

  • Nonpolar PLOT column incorporating 100% divinylbenzene.
  • Excellent for analysis of C1 to C3 hydrocarbons as well as isomers and alkanes up to C10.
  • High retention for CO2 simplifies gas analysis; CO2 and methane separated from O2/N2/CO. (Note: O2/N2/CO not separated at ambient temperature.)
  • Use for analysis of oxygenated compounds and solvents.
  • Maximum temperature of 300 °C.

MXT-Msieve 5A Columns (Siltek-treated stainless steel PLOT)

Advantages of metal MXT PLOT columns include:
  • Can be made in small coil diameters—perfect for tight spaces.
  • Rugged material withstands rough handling and shock.
  • Designed for robust performance in process GCs and field instruments.
  • Available in 3.5"-coil diameter or 7"-diameter, 11-pin cage.*

MXT-Q-BOND Columns (Siltek-treated stainless steel PLOT)

Advantages of metal MXT PLOT columns include:
  • Can be made in small coil diameters—perfect for tight spaces.
  • Rugged material withstands rough handling and shock.
  • Designed for robust performance in process GCs and field instruments.
  • Available in 3.5"-coil diameter or 7"-diameter, 11-pin cage.*

Rt-2560 Column (fused silica)

highly polar phase; biscyanopropyl polysiloxane—not bonded

  • Stationary phase selectivity optimized for isomer separation to ensure accurate quantification of critical cis/trans FAMEs.
  • Application-specific QC test guarantees consistent, reliable performance for AOAC 996.06 and AOCS Ce 1j-07 methods.
  • Excellent sample capacity; no peak distortion means easy, accurate peak integration.
  • Temperature range: 20–250 °C.

MXT-1HT SimDist Column (Siltek-treated stainless steel)

nonpolar phase

  • Lowest bleed for longest column lifetime.
  • Reliably meets all ASTM D2887, D6352, D7169, D7213, and D7500 specifications.
  • 100% dimethyl polysiloxane phase allows easy comparisons to historical data.
  • Individually tested for guaranteed performance.
  • 7" coil diameter.
  • Temperature range: -60 to 450 °C.*
*Maximum temperature varies by cat.#; see column-specific temperatures.

MXT-WAX Columns (Siltek-treated stainless steel)

polar phase; Crossbond Carbowax polyethylene glycol—provides oxidation resistance

  • General-purpose columns for FAMEs, flavor compounds, essential oils, amines, solvents, xylene isomers, and U.S. EPA Method 603 (acrolein/acrylonitrile).
  • Equivalent to USP G14, G15, G16, G20, and G39 phases.
  • 4.5" standard coil diameter.

Reference Standards

8270 MegaMix Standard (76 components)

  • Fewest mixtures needed for calibration and matrix spikes.
  • Mixtures formulated for maximum stability.
  • Contains most routinely analyzed compounds.

Supplies & Accessories

Long-Life ESI Electrode

(for Sciex Turbo V Sources)

  • Same chromatographic performance as original equipment.
  • Rugged electrode lasts longer and requires fewer replacements.
  • Ensures more instrument uptime for sample analysis.

ESI Electrode Gauge

(for Sciex Turbo V Sources)

  • For installing/replacing the ESI electrode in Turbo V ion source probes.
  • Designed to ensure the correct electrode exposure distance from the probe tip.
  • Provides a quick-and-easy visual confirmation of electrode exposure.

LC-MS/MS Infusion Kit

Everything you need to put together your own LC-MS/MS infusion rig has been included in this kit. It can be used with any LC-MS/MS and syringe pump—you can even Tee-in your LC mobile phase for the best signal optimization.

The kit includes a removable luer lock syringe needle for drawing your sample from a vial, tubing, fittings, a flashlight to check your spray, and even a tubing cutter to customize the length.

All components are individually re-orderable.

PEEK Connector, Luer Lock to 10-32

Use to connect PEEK tubing to a Luer Lock style syringe.

4.0 mm ID Single Taper Inlet Liner w/ Wool

for Agilent GCs equipped with split/splitless inlets

4.0 mm ID Straight Inlet Liner w/ Wool

for Agilent GCs equipped with split/splitless inlets

4.0 mm ID Precision Inlet Liner w/ Wool

for Agilent GCs equipped with split/splitless inlets

3.5 mm ID Precision Inlet Liner w/ Wool

for Shimadzu 17A, 2010, 2014, and 2030 GCs equipped with split/splitless inlets

3.5 mm ID Straight Inlet Liner w/ Wool

for Shimadzu 17A, 2010, 2014, and 2030 GCs equipped with split/splitless inlets

3.5 mm ID Single Taper Inlet Liner

for Shimadzu 17A, 2010, 2014, and 2030 GCs equipped with split/splitless inlets

EZ Twist Top Split/Splitless Injection Port

for Agilent 6850/6890/7820 GCs with Large Canister-Type Filter

  • Change inlet liners faster and easier.
  • Gas lines are attached to shell weldment bottom to help eliminate broken gas lines.
  • Gas lines don't interfere with routine maintenance.
  • Weldment Removal Tool allows for quick removal of the hot weldment without fingers ever touching hot surfaces.
  • Weldment stays secure in the tool for reattachment.

EZ Twist Top Split/Splitless Injection Port

for Agilent 7890 GCs

  • Change inlet liners faster and easier.
  • Gas lines are attached to shell weldment bottom to help eliminate broken gas lines.
  • Gas lines don't interfere with routine maintenance.
  • Weldment removal tool allows for quick removal of the hot weldment without fingers ever touching hot surfaces.
  • Weldment stays secure in the tool for reattachment.
The shell weldment is designed for "drop in" installation!

EZ Twist Top Split/Splitless Injection Port

for Agilent 5890 GCs

  • Change inlet liners faster and easier.
  • Gas lines are attached to shell weldment bottom to help eliminate broken gas lines.
  • Gas lines don't interfere with routine maintenance.
  • Weldment Removal Tool allows for quick removal of the hot weldment without fingers ever touching hot surfaces.
  • Weldment stays secure in the tool for reattachment.

Flip Seal Dual Vespel Ring Inlet Seals

Restek Innovation! Patented.

Reversible Flip Seal Inlet Seal—Same Cost, Extended Lifetime
  • Reversible, two-sided design allows significantly more analyses than other seals, at the same price—simply use, flip, then use again!
  • Vespel ring embedded in top and bottom surface eliminates need for a washer.
  • Highly inert gold seals reduce breakdown and adsorption of active compounds, maximizing component transfer to GC column.
  • Very little torque required to make seal—reduces operator variability.
Note: The Flip Seal inlet seal requires a special reducing nut adaptor fitting, which is included in the kit.

SGE SilTite µ-Union Connectors

  • Reliably create permanent connections between fused silica analytical columns, guard columns, and retention gaps.
  • SilTite FingerTite technology provides easy installation and a permanent leak-tight connection.
  • Deactivated metal and zero-dead-volume design ensure optimal peak shapes.
  • Robust connection is stable through extreme temperature and pressure cycling, making it ideal for use with mass spectrometers.
  • Kits contain two SilTite µ-Union connectors, five double-taper ferrules, and installation tools.

Defined PressFit Connectors

  • Defined fit: ID-specific ends for better sealability.
  • Color-coded for easy identification.
  • Deactivated borosilicate glass.
  • Connect a guard column to an analytical column.
  • Repair a broken column.
  • Connect a column outlet to a transfer line.

Universal Press-Tight Connectors

  • Connect a guard column to an analytical column.
  • Repair a broken column.
  • Connect a column outlet to a transfer line.

Universal "Y" Press-Tight Connectors

  • Split sample flow—perform dual-column confirmation analysis with a single injection.
  • Split column flow to two detectors.

Sample Handling

2.0 mL, 9 mm Short-Cap, Screw-Thread Vials (vial only)

Fit all 2.0 mL, 12 x 32 mm, crimp-top vial-based autosamplers.

High-Power Electronic Crimping Tool with OLED Display Screen

  • No batteries to change—fixed power supply provides steady, reliable power. Available with cords for China, Europe, Japan, Taiwan, United Kingdom, and United States.
  • Crisp OLED screen display lets you optimize crimping power for each cap type, monitor battery use, and view lifetime statistics.
  • Interchangeable jaw sets allow you to buy only the size crimper or decapper you need (11 mm or 20 mm).
  • Save time and minimize adjustments by storing separate programs for different caps and seals.
  • Strong enough for use with all steel and magnetic caps.
  • Two convenient sleep mode options.
  • Combine with optional base and mounting kit for hands-free operation.

Electronic Rechargeable Crimpers and Decappers with OLED Display Screen

  • Hundreds of operations from one charge.
  • Crisp OLED screen display lets you optimize crimping power for each cap type, monitor battery use, and view lifetime statistics.
  • Large battery allows for faster charge cycle and two sleep mode options extend battery life.
  • Easy to use; comfortable grip.
  • All kits include a universal plug set for the battery charger.
  • For use with 11 mm and 20 mm caps.
  • One-year warranty.

Resprep PLR SPE Products

  • Remove both proteins and phospholipids from biological samples in one easy, high-efficiency procedure.
  • Avoid signal suppression by removing interfering phospholipids from the sample matrix.
  • No method development—straightforward and effective sample preparation for acids, bases, and neutral compounds.
  • Offered in 96-well plate format for high-throughput or automated workflows and in cartridge format for lower throughput applications.
  • 3-way versatility for filtration—compatible with all common devices:
    • Vacuum manifolds
    • Positive pressure manifolds
    • Centrifugation

RAVEn Diaphragm Valves

For Entech air sampling canisters

  • Easy retrofit—connect to Entech 3.2 L, 6 L, and 15 L air canisters; replace TOV and TOV-2 valves without modification!
  • Proven long life—durable design is engineered to exceed 15,000 cycles; identical internal design to RAVE valves for Restek air canisters.
  • Leak-free performance—each and every valve is helium leak tested to 1x10-6 mL/sec.
  • Effortless operation—easily finger turn to achieve full valve closure (only 10 in-lb).
  • Enhanced damage resistance—W-type valve seats are work-hardened and wetted surfaces contain no moving parts.

radiello Passive Diffusive Air Samplers

  • Unique 3D radial design is not prone to face velocity effects and delivers higher uptake rates than standard 2D flat axial devices.
  • Higher uptake rates give excellent low-level sensitivity, even for short sampling periods (down to 15 min).
  • Higher capacity allows you to sample accurately up to 30 days without bias from breakthrough or back diffusion.
  • Versatile, easy-to-use air sampler for a wide range of chemical classes is ideal for environmental monitoring, vapor intrusion, industrial hygiene, and personal air sampling.
  • Solvent and thermal desorption options available.
  • Features water repellant diffusive body and reusable holders.
  • Easy to use—no pump required.

Restek PAL SPME Arrow

  • Rugged stainless-steel construction ensures longer lifetimes.
  • Faster extraction means higher sample throughput.
  • Better sensitivity allows lower LODs.

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