Products
Products
BSI supplies comprehensive industrial, medical, specialty, and cryogenic gases for oil and gas, manufacturing, healthcare, laboratory, and research applications. From high-purity nitrogen and oxygen to welding gases, calibration standards, and refrigerants, we provide complete gas solutions including cylinders, regulators, distribution systems, and safety equipment. All gases comply with international purity standards including ISO, CGA, USP, and industry-specific specifications with full traceability and certification.
Breathing, instrument, and industrial grade compressed air and nitrogen. We supply compressed air (breathing grade CGA G-7.1), compressed air (instrument grade ISO 8573-1 Class 1), compressed air (industrial grade), medical air (USP grade), nitrogen gas (99.9% to 99.999% purity), high purity nitrogen (99.9999% 6.0 grade), liquid nitrogen (LN2) cryogenic, nitrogen gas cylinders (size A to K), nitrogen gas bottles (10L, 20L, 40L, 50L), bulk nitrogen supply (tankers and dewars), nitrogen cylinder packs (quad packs, 6-pack, 12- pack), zero air (hydrocarbon-free air), dry air (dew point -40Β°C to -70Β°C), oil-free compressed air, carbon dioxide-free air, pressurized air (150 psi to 6000 psi), portable nitrogen cylinders, medical nitrogen (USP/BP/EP grade), food grade nitrogen (for packaging and blanketing), and cryogenic nitrogen storage dewars (50L to 500L).
Industrial, medical, and high-purity oxygen and oxidizing gases. Our range includes industrial oxygen (99.5% purity), medical oxygen (USP grade 99.5%+), high purity oxygen (99.995% 5.0 grade), liquid oxygen (LOX) cryogenic, oxygen gas cylinders (size A to K), oxygen concentrators (portable and stationary), oxygen generators (PSA and VSA), oxygen enrichment systems, ozone (O3) gas, ozone generators (corona discharge, UV), hydrogen peroxide vapor (VHP), nitrous oxide (N2O) medical and industrial, nitrous oxide cylinders (medical grade), nitric oxide (NO) research and medical, nitrogen dioxide (NO2), chlorine gas (Cl2) industrial, chlorine dioxide (ClO2) water treatment, fluorine gas (F2) electronics, compressed air mix (nitrox for diving), and oxygen-enriched air (OEA).
Acetylene, LPG, natural gas, and hydrogen fuel gases. We provide acetylene gas (C2H2) dissolved in acetone, acetylene cylinders (size B to K), propane gas (C3H8) commercial and HD-5 grade, propane cylinders (9kg, 19kg, 45kg, 48kg), butane gas (C4H10) commercial grade, butane canisters (portable), LPG (liquefied petroleum gas) propane/butane mix, LPG bulk supply (road tankers), natural gas (methane CH4) compressed (CNG), compressed natural gas cylinders (Type 1-4), liquefied natural gas (LNG) cryogenic, biogas (biomethane) compressed, hydrogen gas (H2) 99.95% to 99.9999% purity, compressed hydrogen (350 bar, 700 bar), liquid hydrogen (LH2) cryogenic, hydrogen cylinders (seamless steel and composite), deuterium (heavy hydrogen D2), ethylene gas (C2H4) industrial and UHP, ethane gas (C2H6), and propylene (propene C3H6).
Argon, helium, and shielding gas mixtures for welding and inert atmospheres. Our products include argon gas (99.995% to 99.9999% purity), liquid argon (LAr) cryogenic, argon cylinders (industrial and UHP), helium gas (99.995% to 99.9999% purity), liquid helium (LHe) cryogenic, helium cylinders (grade 4.6 to 6.0), balloon grade helium, neon gas (Ne) high purity, krypton gas (Kr) research grade, xenon gas (Xe) ultra high purity, radon gas (Rn) research, carbon dioxide (CO2) industrial and beverage grade, food grade CO2 (beverage and carbonation), liquid carbon dioxide (dry ice pellets and blocks), medical CO2 (USP grade), supercritical CO2, CO2 cylinders (siphon and non-siphon), CO2 bulk tanks and dewars, shielding gas mixtures (Ar/CO2 for welding), and welding gas mixes (Ar/He, Ar/H2, Ar/O2).
High-purity and custom gas mixtures for analytical and semiconductor applications. We supply calibration gas mixtures (custom PPM concentrations), zero gas (hydrocarbon-free, CO/CO2-free), span gas (certified reference materials), multi-component gas mixtures (3 to 10 components), gas chromatography carrier gases (He, H2, N2), ultra high purity (UHP) gases (99.999% to 99.99999%), research grade gases (99.9999%+), electronics grade gases (6.0, 7.0, 8.0 purity), semiconductor process gases, silane gas (SiH4) electronics, germane gas (GeH4) semiconductors, diborane (B2H6) doping gas, phosphine (PH3) semiconductor doping, arsine (AsH3) electronics, boron trichloride (BCl3), ammonia gas (NH3) anhydrous, sulfur hexafluoride (SF6) electrical insulation, methane gas (CH4) high purity, carbon monoxide (CO) industrial and research, and hydrogen sulfide (H2S) calibration and research.
HFC, natural, and low-GWP refrigerants for HVAC and industrial cooling. Our range includes R-134a (HFC refrigerant) automotive and HVAC, R-410A (Puron) air conditioning, R-404A commercial refrigeration, R-407C air conditioning replacement, R-32 (difluoromethane) low GWP, R-22 (HCFC) legacy systems (phase out), R-290 (propane) natural refrigerant, R-600a (isobutane) domestic refrigerators, R-744 (CO2) transcritical refrigeration, R-717 (ammonia NH3) industrial refrigeration, R-1234yf automotive (low GWP), R-1234ze chiller applications, mixed refrigerants (custom blends), refrigerant recovery cylinders, refrigerant in disposable cans (small charge), bulk refrigerant supply (ISO tanks), refrigerant reclaim services, refrigerant purity testing kits, leak detection gases (refrigerant + tracer), and refrigerant lubricants and oils.
Steel, aluminum, and composite gas cylinders and bulk containers. We provide steel gas cylinders (seamless and welded), aluminum gas cylinders (lightweight), composite gas cylinders (Type 3 and Type 4), high-pressure cylinders (200 bar, 300 bar), ultra-high pressure cylinders (450 bar, 700 bar), acetylene cylinders (porous mass filled), liquid gas dewars (50L to 500L), cryogenic liquid cylinders (LOX, LN2, LAr), portable gas bottles (1L to 10L), lecture bottles (small lab cylinders), gas cylinder bundles (quad packs, 12-packs), ISO tank containers (bulk liquid gas), tube trailers (compressed gas transport), gas cylinder trolleys and carts, cylinder stands and holders, cylinder safety caps and covers, cylinder color coding and labeling, gas cylinder testing and recertification, cylinder refurbishment services, and empty cylinder returns and exchanges.
Single-stage, two-stage, and specialty gas regulators. Our products include single-stage gas regulators, two-stage gas regulators, high-pressure regulators (up to 6000 psi), low-pressure regulators (0 to 30 psi), precision regulators (lab and analytical), oxygen regulators (CGA 540), acetylene regulators (CGA 510), nitrogen regulators (CGA 580), argon/CO2 regulators (CGA 580), hydrogen regulators (CGA 350), LPG regulators (POL connection), natural gas regulators, specialty gas regulators (high purity), diaphragm regulators (corrosive gases), piston regulators, dome-loaded regulators, spring-loaded regulators, regulator gauge guards, cylinder valves (handwheel, T-handle), and residual pressure valves (RPV).
Cylinder manifolds and gas distribution systems. We supply cylinder manifold systems (2 to 24 cylinders), automatic changeover manifolds, semi-automatic manifolds, manual switchover manifolds, high-pressure manifolds (up to 6000 psi), low-pressure distribution manifolds, manifold headers (stainless steel, brass), gas distribution panels, zone box manifolds, point-of-use (POU) gas panels, gas mixing panels (multi-component), pressure reducing stations, gas boosting systems, gas blending equipment, gas purifiers and filters (inline), oxygen/moisture traps, particulate filters (0.01 to 5 micron), activated carbon filters, molecular sieve purifiers, and gas dryers (desiccant, membrane).
Fixed and portable gas detection systems and safety equipment. Our range includes fixed gas detectors (single and multi-gas), portable gas detectors (1 to 6 gas), personal gas monitors (clip-on), oxygen deficiency monitors, combustible gas detectors (LEL), toxic gas detectors (H2S, CO, NH3, Cl2), infrared gas detectors (hydrocarbon), electrochemical gas sensors, catalytic bead sensors, photoionization detectors (PID), gas detection controllers and panels, gas alarm systems (audible and visual), gas leak detectors (handheld), ultrasonic leak detectors, soap bubble leak test solutions, gas sensor calibration kits, bump test gas (functional testing), gas safety cabinets (vented and non-vented), cylinder storage cages (indoor and outdoor), and gas cylinder restraints and chains.
Cylinder handling, transport, and accessories. We provide gas cylinder hand trucks and trolleys, cylinder lifting cradles, forklift cylinder attachments, cylinder pallet systems, cylinder transport vehicles, gas cylinder weighing scales, cylinder residual checkers, cylinder valve wrenches and keys, cylinder cap removal tools, flashback arrestors (fuel gas and oxygen), non-return valves (check valves for gas), flame arrestors, gas hoses (oxygen, acetylene, LPG), twin hose assemblies (welding), hose reels (gas applications), quick-connect couplings (gas), gas fittings (CGA, BSP, NPT), gas adapters and converters, pigtails and flexible connectors, and gas sampling cylinders and bags.
On-site gas generation and purification systems. Our products include nitrogen generators (PSA technology), nitrogen generators (membrane technology), oxygen generators (PSA and VPSA), hydrogen generators (electrolysis and reforming), PEM hydrogen generators, alkaline hydrogen generators, zero air generators (lab and analytical), compressed air dryers (refrigerated, desiccant), heatless desiccant dryers, heated regenerative dryers, membrane air dryers, ozone generators (water treatment and industrial), acetylene generators (calcium carbide), CO2 recovery systems (brewery, fermentation), gas boosters and compressors (high pressure), diaphragm gas compressors, piston gas compressors, scroll compressors (oil-free), gas purification systems (PSA, membrane), and cryogenic air separation units (ASU).
Application-specific gas mixtures and specialty gases. We supply welding gas mixtures (MIG, TIG, flux-cored), plasma cutting gases (air, N2, O2, H2), laser cutting assist gases (N2, O2, air), heat treatment gases (endo, exo, ammonia), carburizing gases, nitriding gases, annealing atmospheres, sintering atmospheres, brazing atmospheres (hydrogen, nitrogen), food packaging gases (modified atmosphere MAP), wine and beer dispensing gases (CO2/N2 mix), carbonation gas (beverage industry), dry ice blasting media, cryogenic freezing gases (LN2, CO2), fire suppression gases (CO2, Inergen, FM-200), pneumatic conveying gases, pressurization gases (pipeline, tank), purging and inerting gases, leak testing gases (helium, hydrogen), and tracer gases (SF6, helium).
Gas analysis, flow control, and sampling equipment. Our range includes gas chromatography (GC) gases (carrier, detector), GC carrier gas purifiers, gas purity analyzers, oxygen analyzers (trace and percent), moisture analyzers (dew point meters), hydrocarbon analyzers, residual gas analyzers (mass spec), gas flow meters (thermal, mass, rotameter), digital flow controllers (mass flow), pressure gauges (gas service), vacuum gauges (Pirani, Penning), gas mixing stations (laboratory), gas dilution systems, gas sampling pumps, gas sample bags (Tedlar, Kynar), gas sampling tubes (colorimetric), gas sampling manifolds, gas standards and certified mixtures, gas permeation tubes, and gas impingers and bubblers.
Cryogenic storage, transfer, and safety equipment. We provide liquid nitrogen dewars (50L to 500L), cryogenic storage tanks (bulk), cryogenic transfer hoses, cryogenic phase separators, liquid withdrawal devices, pressure building coils, cryogenic vaporizers (ambient and electric), cryogenic pumps (centrifugal and positive displacement), vacuum-insulated piping (VIP), cryogenic valves (manual and automated), cryogenic pressure relief devices, cryogenic level gauges, cryogenic temperature sensors, cryogenic personal protective equipment (PPE), cryogenic gloves and aprons, face shields (cryogenic), liquid gas sample cylinders, cryogenic shipping containers, dry shipper dewars (biological samples), and cryogenic spill kits.