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Quick Intro
At WSM Calibration Gases, Certified calibration gas mixtures, high-purity gases, and traceable reference standards engineered for analytical, safety, and industrial applications. From single component to multi-component blends, every cylinder is produced under ISO 17025 standards and our EPA Protocol Vendor ID Y12025 for full traceability and compliance.
Trusted by industries across environmental monitoring, petrochemical, analytical, and safety sectors.
Our Products
Our Calibration Gas Portfolio
Explore our catalog of certified calibration gases, high-purity gases, and accessories.
- Part #: 72-MFV / 72-PSI
- Valve Inlet: C-10 / CGA-600
- Outlet: 1/8” or 3/16” Barb
- Flow Rate: On-Demand / Variable
- Gauge: Optional (0–15 psi)
- Part #: 74-DAF
- Valve Inlet: C-10 / CGA-600 / ¼” FNPT
- Outlet: 3/16” Barb
- Flow Rate: 0.3 – 8.0 LPM
- Gauge: 1200 psi
- Materials: Stainless Steel / Brass
Handled using enhanced treatment and specialty cylinder preparation techniques. Available in % or ppm concentrations.
- Ethylene Oxide (C₂H₄O)
- Hydrogen Chloride (HCl)
- Hydrogen Cyanide (HCN)
- Phosphine (PH₃)
- Ammonia (NH₃)
- Chlorine (Cl₂)
- Nitric Oxide (NO)
- Nitrogen Dioxide (NO₂)
- Silane (SiH₄)
- Part #: 76-Q70 / 76-Q71
- Valve Inlet: C-10 / CGA-600
- Outlet: 3/16” Barb
- Flow Rate: 0.2 – 6.0 LPM
High-purity single-component gases for calibration applications.
- Nitrogen (N₂) – Industrial / UHP / Research
- Oxygen (O₂) – Industrial / UHP
- Argon (Ar) – Industrial / UHP
- Helium (He) – Industrial / UHP
- Hydrogen (H₂) – Industrial / UHP
- Carbon Dioxide (CO₂) – Industrial / Instrument
- Methane (CH₄)
- Part #: DFR
- Valve Inlet: C-10
- Outlet: 3/16” Barb
- Flow Rate: 0 – 3.0 LPM @ 3” WC
- Gauge: 1200 psi
- Materials: Stainless Steel / Brass
- Part #: 73-TPBR
- Valve Inlet: C-10
- Outlet: 3/16” Barb
- Flow Rate: 0.2 – 6.0 LPM
- Gauge: 1200 psi
- Part #: CV-2
- Valve Inlet: CGA-600
- Flow Rate: Variable
Gases
Highly Reactive mixtures
Handled using enhanced treatment and specialty cylinder preparation techniques.
Highly Reactive mixtures
Handled using enhanced treatment and specialty cylinder preparation techniques.
Typical Components
- Ethylene Oxide (C₂H₄O)
- Hydrogen Chloride (HCl)
- Hydrogen Cyanide (HCN)
- Phosphine (PH₃)
- Ammonia (NH₃)
- Chlorine (Cl₂)
- Nitric Oxide (NO)
- Nitrogen Dioxide (NO₂)
- Silane (SiH₄)
Applications:
Non-Reactive Mixtures
Formulated for stable components and long shelf lifs in steel or aluminum cylinders.
Non-Reactive Mixtures
Formulated for stable components and long shelf lifs in steel or aluminum cylinders.
Typical Components
- Carbon Dioxide (CO₂)
- Carbon Monoxide (CO)
- Nitrogen (N₂)
- Oxygen (O₂)
- Argon (Ar)
- Helium (He)
- Methane (CH₄)
- Propane (C₃H₈)
- Isobutane (i-C₄H₁₀)
- n-Butane (C₄H₁₀)
- Ethane (C₂H₆)
- Hydrogen (H₂)
Applications:
Pure Gases
High-purity single-component gases available in a range of cylinder sizes for analytical and industrial use.
Pure Gases
High-purity single-component gases available in a range of cylinder sizes for analytical and industrial use.
Typical Components
- Nitrogen (N₂) – Industrial / UHP / Research
- Oxygen (O₂) – Industrial / UHP
- Argon (Ar) – Industrial / UHP
- Helium (He) – Industrial / UHP
- Hydrogen (H₂) – Industrial / UHP
- Carbon Dioxide (CO₂) – Industrial / Instrument
- Methane (CH₄)
Applications:
Reactive Mixtures
Prepared in high-purity aluminum cylinders with specially treated valves and surfaces to ensure stability and accuracy.
Reactive Mixtures
Prepared in high-purity aluminum cylinders with specially treated valves and surfaces to ensure stability and accuracy.
Typical Components
- Hydrogen Sulfide (H₂S)
- Sulfur Dioxide (SO₂)
Applications: