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Subtotal: $11,785.00
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RKI Instruments Methane Series-55 Alum 58L 72-5529RK delivers a secondary standard PRT probe for North American Standards in industrial plants and general purpose 50% LEL methane reference audits for routine span adjustments.
- Operating Range: 58 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Series-55 Specialized Industrial Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments 722-023-02 Dispensing a high-purity VOC reference formula without utilizing any external electrical wiring, this medium-volume canister accelerates hazmat photoionization sensor testing and features a 4-year shelf life warranty.
- Contains precise 100ppm volatile isobutylene.
- Features highly portable 58L aluminum.
- Delivers strict two percent analytical.
- Includes traceable NIST calibrated documentations.
- Utilizes standard C-10 cylinder valves.
RKI Instruments 724-042 Containing a stable gas mixture inside a compact portable cylinder, this non-electrical reference standard streamlines handheld gas detector span testing and features a 4-year shelf life warranty.
- Contains precise 2.5% volume methane.
- Features highly portable 34L aluminum.
- Maintains certified two percent testing.
- Supplies traceable NIST metric reference.
- Fits standard C-10 regulator valve.
RKI Instruments Methane Central-Maint Steel 103L 724-051 delivers a secondary standard PRT probe for International Standards in stationary maintenance hubs and large-volume 50% LEL methane reference audits for SDM-Series automated docking stations.
- Operating Range: 103 Liters High Pressure Steel.
- Accuracy Standard: High 1000 psig Pressure Rating.
- Certified Compliance: Heavy-Duty Steel Cylinder Durability Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane Bulk-Span Steel 103L 724-055-03 delivers a secondary standard PRT probe for International Standards in centralized maintenance and bulk 50% LEL methane span gas audits for Series-724 configurations.
- Operating Range: 103 Liters High Pressure Steel.
- Accuracy Standard: High 1000 psig Pressure Rating.
- Certified Compliance: Series-724 Bulk Configuration Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane Plant-Routine Alum 58L 724-087 acts as a secondary standard PRT probe for North American Standards in industrial plants and general purpose 50% LEL methane reference audits for frequent multi-unit calibration.
- Operating Range: 58 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Medium-Volume Aluminum Efficiency Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Demand Flow Regulator SDM-Series C-10 73-0582RK functions as a secondary standard PRT probe for North American Standards in SDM-series automated docking and internal diaphragm-activated flow audits.
- Operating Range: 1000 psig Max Inlet Pressure.
- Accuracy Standard: 0 to 3 LPM Vacuum-Triggered Precision.
- Certified Compliance: Reactive/Non-Reactive Gas Compatibility.
- Data Logging: 1-Year Limited Warranty Records.
- Process Connection: Nickel-Plated Brass with Stainless Internals.
RKI Instruments 73-0583RK Driven pneumatically by internal gas canister pressure without requiring external electrical power, this fixed-flow regulator optimizes manual diffusion gas monitor calibration and is backed by a 1-year warranty.
- Delivers constant 0.25LPM flow rates.
- Integrates rugged C-10 threaded inlets.
- Features versatile 3/16 inch barb.
- Utilizes durable plated brass construction.
- Monitors pressure using built-in gauges.
RKI Instruments 72-5501RK Containing a stable gas mixture inside a compact portable cylinder, this non-electrical reference standard streamlines handheld gas detector span testing and features a 4-year shelf life warranty.
- Contains precise 2.5% volume methane.
- Features highly portable 34L aluminum.
- Maintains certified two percent testing.
- Supplies traceable NIST metric reference.
- Fits standard C-10 regulator valve.
RKI Instruments Methane Mobile-Util Alum 58L 72-5502RK delivers a secondary standard PRT probe for International Standards in mobile utility inspections and reliable 50% LEL methane span reference audits for frequent multi-unit calibration.
- Operating Range: 58 Liters High Pressure Aluminum.
- Accuracy Standard: High 500 psig Pressure Rating.
- Certified Compliance: Medium-Volume Aluminum Efficiency Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane Bulk-Maint Steel 103L 72-5503RK serves as a precision thermal calibration unit for International Standards in stationary maintenance stations and bulk 50% LEL methane span gas audits for centralized monitor verification.
- Operating Range: 103 Liters High Pressure Steel.
- Accuracy Standard: High 1000 psig Pressure Rating.
- Certified Compliance: Heavy-Duty Steel Cylinder Durability Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane Medium Alum 58L 72-5276RK delivers a secondary standard PRT probe for International Standards in industrial plants and general purpose 50% LEL methane reference audits for routine span adjustments.
- Operating Range: 58 Liters High Pressure Aluminum.
- Accuracy Standard: High 500 psig Pressure Rating.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Isobutylene 10ppm Trace-VOC Steel 103L 722-108-20 functions as a secondary standard PRT probe for North American Standards in environmental monitoring and 10 ppm trace-level VOC calibration audits for sensitive PID sensors.
- Operating Range: 103 Liters High Pressure Steel.
- Accuracy Standard: High 1000 psig Pressure Rating.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane Regional-Span Alum 58L 724-016-02 acts as a secondary standard PRT probe for North American Standards in handheld utility detectors and standard 50% LEL methane span calibration audits for 58L regional variants.
- Operating Range: 58 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Specialized Regional Labeling Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane Targeted-Kit Alum 58L 724-016-05 functions as a secondary standard PRT probe for North American Standards in portable gas monitoring and targeted 50% LEL methane reference audits for specialized -05 export configurations.
- Operating Range: 58 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Specialized Kit-Specific Packaging Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments 724-039-02 Dispensing a stable gas compound formula without utilizing any external electrical wiring, this medium-volume canister accelerates routine mobile utility inspections and features a 4-year shelf life warranty.
- Features versatile medium volume 58L.
- Utilizes lightweight durable aluminum gas.
- Guarantees strict two percent analytical.
- Provides traceable NIST calibrated reference.
- Integrates seamless C-10 threaded ports.
RKI Instruments Methane Export-Kit Alum 58L 724-039-05 serves as a precision thermal calibration unit for International Standards in RKI portable gas monitoring kits and targeted 50% LEL methane reference audits for specialized kit packaging.
- Operating Range: 58 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Kit-Specific Export Packaging Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane Utility-Span Alum 34L 724-041 delivers a secondary standard PRT probe for International Standards in utility sectors and standard 50% LEL methane span audits for individual technician field kits.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High 500 psig Pressure Rating.
- Certified Compliance: Standard Compact Portability Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Methane SDM-Series Steel 103L 724-041-1000 serves as a precision thermal calibration unit for International Standards in stationary maintenance hubs and large-volume 50% LEL methane reference audits for SDM-Series docking stations.
- Operating Range: 103 Liters High Pressure Steel.
- Accuracy Standard: High 1000 psig Pressure Rating.
- Certified Compliance: NIST Traceable Reference Standard.
- Data Logging: 48 Month Non-Reactive Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.
RKI Instruments Hydrogen 50% LEL Clean-Energy Alum 34L 724-110-H2 serves as a precision thermal calibration unit for International Standards in clean energy facilities and specialized 50% LEL Hydrogen span calibration audits.
- Operating Range: 34 Liters High Pressure Aluminum.
- Accuracy Standard: High ±2% Analytical Accuracy.
- Certified Compliance: Non-Reactive Aluminum (Prevents H2 Embrittlement).
- Data Logging: 24 Month Hydrogen-Specific Stability Records.
- Process Connection: C-10 5/8-18 UNF Valve Interface.



