Advanced Micro Instruments Gas & Moisture Analyzers

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Model 2010BX

Trace Oxygen O₂

The MODEL 2010BX is AMI’s most advanced Trace Oxygen Analyzer.

Model 4010lx

Trace Moisture (TDL) H₂o

The most advanced, compact TDL moisture analyzer on the market.

Model 3010BX

Trace Hydrogen Sulfide H₂S

The MODEL 3010BX is AMI’s next generation Trace H₂S Analyzer.

Model 1000BX

Portable Trace Oxygen O₂

Industry’s #1 Portable Trace O₂ Analyzer

Model 3000BX

Portable Trace Hydrogen Sulfide H₂S

Dependable, H₂S Measurement Made Easy For The Field.

Model 221R

Oxygen Deficiency O₂

The AMI Model 221R has become the standard oxygen deficiency monitor throughout the US market.

Model 65

Percent Oxygen O₂

The MODEL 65 is a Percent Oxygen Analyzer for non-flammable gases in a general purpose environment.

Model 2001RS

Trace Oxygen O₂

The AMI Model 2001RS is the ideal solution for measuring trace oxygen in a wide range of applications in a general purpose environment.

Model 2010BX

Trace Oxygen O₂

The MODEL 2010BX is AMI’s most advanced Trace Oxygen Analyzer.

Model 4010lx

Trace Moisture (TDL) H₂o

The most advanced, compact TDL moisture analyzer on the market.

Model 3010BX

Trace Hydrogen Sulfide H₂S

The MODEL 3010BX is AMI’s next generation Trace H₂S Analyzer.

Model 1000BX

Portable Trace Oxygen O₂

Industry’s #1 Portable Trace O₂ Analyzer

Model 3000BX

Portable Trace Hydrogen Sulfide H₂S

Dependable, H₂S Measurement Made Easy For The Field.

Model 221R

Oxygen Deficiency O₂

The AMI Model 221R has become the standard oxygen deficiency monitor throughout the US market.

Model 65

Percent Oxygen O₂

The MODEL 65 is a Percent Oxygen Analyzer for non-flammable gases in a general purpose environment.

Model 2001RS

Trace Oxygen O₂

The AMI Model 2001RS is the ideal solution for measuring trace oxygen in a wide range of applications in a general purpose environment.

Model 2010BX

Trace Oxygen O₂

The MODEL 2010BX is AMI’s most advanced Trace Oxygen Analyzer.

Model 4010lx

Trace Moisture (TDL) H₂o

The most advanced, compact TDL moisture analyzer on the market.

Model 3010BX

Trace Hydrogen Sulfide H₂S

The MODEL 3010BX is AMI’s next generation Trace H₂S Analyzer.

Model 1000BX

Portable Trace Oxygen O₂

Industry’s #1 Portable Trace O₂ Analyzer

Model 3000BX

Portable Trace Hydrogen Sulfide H₂S

Dependable, H₂S Measurement Made Easy For The Field.

Model 221R

Oxygen Deficiency O₂

The AMI Model 221R has become the standard oxygen deficiency monitor throughout the US market.

Model 65

Percent Oxygen O₂

The MODEL 65 is a Percent Oxygen Analyzer for non-flammable gases in a general purpose environment.

Model 2001RS

Trace Oxygen O₂

The AMI Model 2001RS is the ideal solution for measuring trace oxygen in a wide range of applications in a general purpose environment.

Industry Applications

Innovative Analyzers designed to meet your unique requirements

Natural Gas

Monitor O₂, H₂S and moisture levels in upstream and midstream natural gas for pipeline protection, custody transfer and process control.

Biogas

Validate trace H₂S, O₂ and moisture levels for biogas operations and verify gas quality for pipeline injection

Laboratories

Monitor critical O₂ levels in anaerobic chambers and glove boxes or detect oxygen-deficient or enriched ambient air

Wastewater

Monitor H₂S and O₂ gas levels in wastewater operations including digestor biogas recovery

Air Separation

Monitor O₂ levels in produced gasses or detect oxygen deficient or enriched ambient air

Aerospace

Monitor process, blanketing and welding gases like nitrogen and argon for trace levels of O₂ or detect oxygen deficient environments

Cryogenic

Monitoring room oxygen levels and protecting personnel against oxygen-deficient or enriched environments

Natural Gas

Monitor O₂, H₂S and moisture levels in upstream and midstream natural gas for pipeline protection, custody transfer and process control.

Biogas

Validate trace H₂S, O₂ and moisture levels for biogas operations and verify gas quality for pipeline injection

Laboratories

Monitor critical O₂ levels in anaerobic chambers and glove boxes or detect oxygen-deficient or enriched ambient air

Wastewater

Monitor H₂S and O₂ gas levels in wastewater operations including digestor biogas recovery

Air Separation

Monitor O₂ levels in produced gasses or detect oxygen deficient or enriched ambient air

Aerospace

Monitor process, blanketing and welding gases like nitrogen and argon for trace levels of O₂ or detect oxygen deficient environments

Cryogenic

Monitoring room oxygen levels and protecting personnel against oxygen-deficient or enriched environments

Natural Gas

Monitor O₂, H₂S and moisture levels in upstream and midstream natural gas for pipeline protection, custody transfer and process control.

Biogas

Validate trace H₂S, O₂ and moisture levels for biogas operations and verify gas quality for pipeline injection

Laboratories

Monitor critical O₂ levels in anaerobic chambers and glove boxes or detect oxygen-deficient or enriched ambient air

Wastewater

Monitor H₂S and O₂ gas levels in wastewater operations including digestor biogas recovery

Air Separation

Monitor O₂ levels in produced gasses or detect oxygen deficient or enriched ambient air

Aerospace

Monitor process, blanketing and welding gases like nitrogen and argon for trace levels of O₂ or detect oxygen deficient environments

Cryogenic

Monitoring room oxygen levels and protecting personnel against oxygen-deficient or enriched environments

TUSTIN – Dec 19, 2025

AMI has officially relocated to a new headquarters

Advanced Micro Instruments, Inc. (AMI) has moved its corporate headquarters and manufacturing to Tustin, CA. All core operations—administration, marketing, sales, R&D, production, quality control, and logistics—are based at its Tustin, CA headquarters.

TUSTIN – Apr 15, 2026

AMI will be exhibiting at ISHM

We're just one month away from exhibiting at ISHM! Visit us at booth #B40 to learn more about oxygen, hydrogen sulfide, and moisture gas analyzers.

TUSTIN – Mar 26, 2026

AMI Oxygen Analyzer Reduces Maintenance Schedule at Chemical Manufacturing Plant

Nouryon produces chemical ingredients used in countless everyday and industrial products, including cosmetics, plastics, coatings, pharmaceuticals, and construction materials. Years ago, Nouryon recognized they had a gold-based oxygen monitoring analyzer with poor reliability and labor- and cost-intensive maintenance requirements. They began a search for a more dependable and cost-effective solution.

TUSTIN – Dec 19, 2025

AMI has officially relocated to a new headquarters

TUSTIN – Apr 15, 2026

AMI will be exhibiting at ISHM

We're just one month away from exhibiting at ISHM! Visit us at booth #B40 to learn more about oxygen, hydrogen sulfide, and moisture gas analyzers.

How do I know AMI will work for me?

Our experts have years of field experience and are available by the following methods:

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Trace Oxygen Analyzers

Percent Oxygen Analyzers

Portable Oxygen Analyzers

Oxygen Deficiency Monitors

Panel Mount Oxygen Analyzers

Permanent Mount Moisture Analyzer

Permanent Mount H2S Analyzers

Portable H2S Analyzers

Software

Sensors

Pre-Conditioning

Pumps

Protection

Other

Find Your Local Rep

Literature Download

About Us

Service & Support

Media Library

About Us

Contact Us

Trace Oxygen Analyzers

Percent Oxygen Analyzers

Portable Oxygen Analyzers

Oxygen Deficiency Monitors

Panel Mount Oxygen Analyzers

Permanent Mount Moisture Analyzer

Permanent Mount H2S Analyzers

Portable H2S Analyzers

Software

Sensors

Pre-Conditioning

Pumps

Protection

Other

Find Your Local Rep

Literature Download

Video Library

About Us

Service & Support

High Performance Gas Analyzers Experts

What Do You Need to Measure?

Expert Help for your Application

Find the Analyzer For Your Application

Model 2010BX

Trace Oxygen O2

Model 4010lx

Trace Moisture (TDL) H2o

Model 3010BX

Trace Hydrogen Sulfide H2S

Model 1000BX

Portable Trace Oxygen O2

Model 3000BX

Portable Trace Hydrogen Sulfide H2S

Model 221R

Oxygen Deficiency O2

Model 65

Percent Oxygen O2

Model 2001RS

Trace Oxygen O2

Model 2010BX

Trace Oxygen O2

Model 4010lx

Trace Moisture (TDL) H2o

Model 3010BX

Trace Hydrogen Sulfide H2S

Model 1000BX

Portable Trace Oxygen O2

Model 3000BX

Portable Trace Hydrogen Sulfide H2S

Model 221R

Oxygen Deficiency O2

Model 65

Percent Oxygen O2

Model 2001RS

Trace Oxygen O2

Model 2010BX

Trace Oxygen O2

Model 4010lx

Trace Moisture (TDL) H2o

Permanent Mount H₂S Analyzers

Portable H₂S Analyzers

Permanent Mount H₂S Analyzers

Portable H₂S Analyzers

Trace Oxygen O₂

Trace Moisture (TDL) H₂o

Trace Hydrogen Sulfide H₂S

Portable Trace Oxygen O₂

Portable Trace Hydrogen Sulfide H₂S

Oxygen Deficiency O₂

Percent Oxygen O₂

Trace Oxygen O₂

Trace Oxygen O₂

Trace Moisture (TDL) H₂o

Trace Hydrogen Sulfide H₂S

Portable Trace Oxygen O₂

Portable Trace Hydrogen Sulfide H₂S

Oxygen Deficiency O₂

Percent Oxygen O₂

Trace Oxygen O₂

Trace Oxygen O₂

Trace Moisture (TDL) H₂o

Trace Hydrogen Sulfide H₂S

Portable Trace Oxygen O₂

Portable Trace Hydrogen Sulfide H₂S

Oxygen Deficiency O₂

Percent Oxygen O₂

Trace Oxygen O₂