Advanced Micro Instruments Gas & Moisture Analyzers

Expert Help for your Application

Talk to a Specialist

Find the Analyzer For Your Application

Many Models In-Stock and Ready to Ship.

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 – Aug 19, 2026

Protect Your Gas Analyzer with Effective Sample Gas Preconditioning

The accuracy and reliability of your gas analyzer depend on the quality of the sample gas entering. Liquid contaminants in your gas sample can impact the accuracy of the measurement. Advanced Micro Instruments offers two preconditioning solutions designed to help protect the measurement accuracy and longevity of your gas analyzer.

TUSTIN – Nov 04, 2026

How to Tell When an Oxygen Analyzer Sensor Needs Replacement Using Span Factor

Span factor provides a simple way to monitor sensor health and plan replacements before measurement performance is affected.

TUSTIN – Oct 15, 2026

AMI Expands Partnership with George Grant

Advanced Micro Instruments (AMI) is expanding its distributor partnership with George Grant Co. to support customers across Tennessee, Georgia, Alabama, and Florida.

TUSTIN – Aug 19, 2026

Protect Your Gas Analyzer with Effective Sample Gas Preconditioning

TUSTIN – Nov 04, 2026

How to Tell When an Oxygen Analyzer Sensor Needs Replacement Using Span Factor

Span factor provides a simple way to monitor sensor health and plan replacements before measurement performance is affected.

How do I know AMI will work for me?

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

Call Us Email Us Contact Form

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