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Welding Materials, Supplies, And Equipment.Welding Materials, Supplies, And Equipment43020-Filters, Natural And Lpg Gas43012-Containers (For Liquefied Gases), Large Dewars (For Laboratory Sizes See Class 175)43024-Gas Cylinder Carts, Clamps, And Stands, Hospital And Laboratory Type43027-Gas Cylinders, Empty, Commercial Sizes43030-Gases, Radioactive Counting: Methane, Pr-Gas, Q-Gas, Etc.43032-Gas Distribution Equipment, Components And Fittings43033-Gas Mixtures, Special Purpose43036-Gas Regulators, Gauges, Fittings, And Parts43042-Laboratory Gases: Argon, Carbon Dioxide, Helium, Hydrogen, Nitrogen, Etc.43048-Medical Gases (For Anesthesia And Respiration Therapy): Carbon Dioxide, Cyclopropane, Nitrous Oxide, (Pure) Oxygen, Etc.43051-Noble (Inert) Gases: Argon, Helium, Krypton, Neon, Radon, Xenon43062-Pure (Elemental) Gases (Not Otherwise Classified)43063-Purifiers (For Gases): Soda Lime, Etc.43072-Rare Or Highly Purified Gases (For Research Uses, Etc.)43075-Recycled Gases And Containers43084-Sterilizing Gases: Ethylene Oxide, Etc.43092-Welding And Industrial Gases: Acetylene, Argon, Carbon Dioxide, Oxygen, Etc.78500-School Equipment, Teaching Aids, And Supplies78592-Training Aids, Materials, And Equipment For The Industrial Trades (Welding, Electrical, Instrumentation, Industrial Mechanics, Etc.)78593-Vocational Equipment And Supplies89500-Welding Equipment And Supplies89510-Arc Welders, Electric Driven89520-Arc Welders: Air, Electric Spot Welders, Engine Driven, Wire Self-Feeder89521-89521 - Arc Welders, Wire, Self-Feeder (Inactive, Please See Commodity Code 895-20 Effective January 1, 2016)89525-89525 - Electric Spot Welder (Inactive, Please See Commodity Code 895-20 Effective January 1, 2016)89527-Electric Welding Torch, Flameless89529-Fittings For Welding Equipment89530-Gas Cylinder Carts, Industrial89540-Gas Tungsten-Arc Welder (Tig) And Specialized Accessories89545-Gas Shielded Metal-Arc Welder (Mig) And Specialized Accessories89550-Gas Welding Apparatus89550-Gas Welding Apparatus89551-Laser Welding Machines89552-Projection Welding Machines89555-Torch, Cutting89556-Ultrasonic Welding Machines89565-Welder/Soldering Unit, Refrigeration/Plumber Type, Single Tank, Complete89570-Welding Accessories: Cutting Tips, Hammers, Hose, Inspection Shields, Lighters, Lighter Flints, Soapstone, Tip Cleaner, Tip Dip, Etc.89571-Welding Equipment And Supplies, Extrusion, Plastic89572-Welding Gloves, Protective Aprons, Capes, And Sleeves89574-89574 - Welding Goggles, Helmets, Chin Straps, And Face Shields (Inactive, Please See Commodity Code 895-72 Effective January 1, 2016)
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