Computer software for modeling chromatographic analyses and conditions and for the selection of chromatography columns

Hand tools for use in the field of chromatography, namely, hex keys, wrenches, pliers, swagging tools for shaping ferrules used with chromatography instruments, screwdrivers, hand-operated cutting tools for cutting tubes, reamers, tweezers, inlet liner removal tools for removing inlet liners from gas chromatograph inlets, septum pullers, wool puller/inserter tools for removing and inserting wool into gas chromatography inlet liner, needle files, hand drill sets consisting primarily of hand-operated hand drills, rethreading tools for repairing worn or damaged threads on chromatography instrument components, nut drivers, tubing benders for bending tubing used with chromatography instruments, vial crimpers and decappers for installing and removing caps from laboratory vials, cap and seal assembly tools for installing caps and seals used in chromatography instruments, seal insertion tools for inserting seals used in chromatography instruments, jet removal tools for removing jets from chromatographic detectors, column scoring tools for scoring tubing used in chromatography instruments, and filter/o-ring insertion tools for inserting filters and o-rings used in chromatography instruments

Replacement structural parts of machines, namely, belts for machines for operating autosamplers and carriage motors and electric motors for use in chromatography machines and turret tray assemblies

Capillary columns for use in gas chromatography in the field of chemical analysis

Septum material for sealing the sample flow path of a gas chromatograph allowing sample introduction by syringe needle penetration

Sample preparation products for scientific and laboratory use, namely, centrifuges, centrifuge tubes, tube racks for centrifuge tubes, bottle top solvent dispensers, centrifuge tubes containing [ extraction salts and ] sorbents, [ kits comprising centrifuge tubes and extraction salts, ] and kits comprising centrifuge tubes, extraction salts [, and sorbents ]

Sample preparation products, namely, extraction salts

Providing on-line non-downloadable software for the modeling of chromatographic analyses and conditions and for the selection of chromatography columns

Accessories for chromatography apparatus for scientific and laboratory use, namely, column heaters [ and coolers, ] degassers, gas generators and parts therefor, and gas regulators and parts therefor; gas purification supplies for scientific and laboratory use, namely, moisture and gas filters and traps for use in gas chromatography machines and filter base plates; and sample preparation products for scientific and laboratory use, namely, air canister humidifiers, [ cleaners, ] and parts therefor; magnifying glasses; capillary installation gauges; gap inspection gauges; chromatography columns and structural parts therefor; replacement structural parts for chromatography instruments; accessories for chromatography for scientific and laboratory use, namely, electronic leak detectors, electronic flow meters, [ bubble flow meters, ] tape, thermometers, mobile phase filters, overflow indicators, bottle tops and filters, cables, laboratory vial inserts, laboratory vial valves, laboratory vial caps, laboratory vial racks, laboratory vial plugs, and air diverters; replacement parts for chromatography instruments for scientific and laboratory use, namely, oven temperature sensor assemblies, tubing, non-metal ferrules, seals, o-rings, inlet liners, wool packing, and septa; lab glassware; laboratory vials; syringes for laboratory use and parts therefor; sample preparation products for scientific and laboratory use, namely, gas sampling cylinders and parts therefor for gas sampling, syringe filters, solid phase extraction cartridges and disks, solid phase extraction manifolds and replacement parts therefor, solid phase extraction empty tubes, frits, tube caps, end caps, connectors, [ disk manifolds and parts therefor, ] sample delivery systems comprising transfer lines with stainless steel weights on one end and color-coded screw fittings and polyethylene terephthalate adaptors on the other end, vacuum/pressure stations, vacuum tubing, accelerated solvent extraction cells and parts therefor, [ centrifuges, ] centrifuge tubes, tube racks for centrifuge tubes, bottle top solvent dispensers, centrifuge tubes containing [ extraction salts and ] sorbents and kits comprising centrifuge tubes and extraction salts; air monitoring products for scientific and laboratory use, namely, air collection canisters, cylinders, bags, tubes, and parts therefor and polyurethane cartridges, tripods, sampling belts, and stands

Hand tools for chromatography, namely, hex keys, wrenches, pliers, swagging tools, screw drivers, tube cutters, brushes, reamers, tweezers, inlet liner removal tools, septum pullers, wool puller/inserter tools, needle files, hand drill sets, pipe cleaners, rethreading tools, nut drivers, tubing benders, vial crimpers and decappers, cap and seal assembly tools, seal insertion tools, jet removal tools, column scoring tools, and filter/o-ring insertion tools

Gas chromatography consumables, namely, inlet liners [ and non-electrical fused silica column connectors, ] for laboratory use

diatomite-based adsorbents for use as chromatography column packing media in chromatography and chemical analysis

capillary columns for use in gas chromatography in the field of chemical analysis