For High Purity Applications

Useful Resources For High Purity Applications

Resources supporting high purity applications include brochures, application notes, fast facts, data sheets, solutions flyers, videos, and more.  Visit this page often as it is constantly being updated.  

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Multi-Species CRDS Analyzer for Research & Industrial Applications

Tiger Optics™ Prismatic 3

Compact and affordable, CRDS-based analyzer offers simultaneous detection of H2O, CO, CO2 and CH4 from parts-per-billion to parts-per-million levels to ensure purity requirements in line with SAE J2719 and ISO 14687:2019

CRDS Analyzer for PPT-Level Carbon Dioxide Analysis

Tiger Optics™ HALO MAX QCL CO2

Utilizes mid-infrared Quantum Cascade Lasers (QCLs), our new HALO Max QCL™ CO2 allows dramatic decreases in detection limits for certain molecules

Atmospheric Pressure Ionization Mass Spectrometer

Extrel™ VeraSpec™ APIMS

For repeatable low parts-per-trillion detection limits for contamination control in Ultra-High Purity (UHP) gases used in semiconductor and other high-tech industrial applications.


New Product Brochures

Trace Atmosphere Pressure Ionization Mass Spectrometer

VersSpec™ APIMS Brochure

CRDS Analyzer for PPT-Level Carbon Monoxide Analysis

Halo MAX QCL™ CO Brochure

CRDS Analyzer for PPT-Level Carbon Dioxide Analysis

Halo MAX QCL™ CO2 Brochure

Multi-Species CRDS Gas Analyzer for Research & Industrial

Prismatic™ 3 Brochure

GO-cart Brochure


T-I Max AIR CH2O Brochure
T-I Max AIR CH4 and CO2 Brochure
T-I Max CEM Brochure
T-I Max HF, HCl and NH3 for AMC Brochure


HALO KA Max Brochure
HALO Max QCL Brochure
HALO KA H2O Brochure
HALO OK Brochure
HALO 3 CH2O Brochure
HALO 3 CH4 Brochure
HALO 3 CO Brochure
HALO 3 CO2 Brochure
HALO 3 D2O/HDO Brochure
HALO 3 H2O Brochure
HALO 3 HCl Brochure
HALO 3 HF Brochure
HALO 3 NH3 Brochure
HALO H2O in N2O Brochure
HALO H2 Brochure
HALO LP H2O Brochure
HALO RP Brochure
HALO QRP Brochure


Spark CH4, CO, CO2 & C2H2 Datasheet
Spark H2O Datasheet
Spark H2O in CO2


Prismatic 3 Datasheet
Prismatic 3+ Datasheet
CO-rekt Brochure
ALOHA+ H2O Brochure
Multi-Max Brochure


Serani Brochure
Serani Max Brochure
Speed+ Brochure
GO-cart AMC Cart Brochure

CRDS application notes

Online Analysis of Helium Tube Trailer Filling
Purity Analysis in the Cryogenic Air Separation Process
Moisture Monitoring in Low-Temp Silicon-Germanium Epitaxy
Airborne Molecular Contaminant Monitoring in Cleanrooms
PPT Moisture Detection in Electronic-Grade Bulk Gases
PPT-Level Analysis of CO, CO2 and CH4 in Semiconductor UHP Gas
Validating CRDS for Moisture Analysis in Medical Oxygen

HCl Continuous Emissions Monitoring


Analyzer Specifications
Electrostatic Discharge
Laser Locking and Optimization
Laser Safety
Moisture Measurement Best Practices Review
Stability of Zero Calibration


High Performance Gas Analysis with CRDS on a New Generation Low-Cost Platform
Impurity Analysis and Process Monitoring in Pure Carbon Dioxide CO2 with CRDS
Trace Detection of Carbon Monoxide in Hydrocarbon Feedstock Processing Using CW-CRDS
Trace Water Vapor Analysis Using CRDS Oscillator Quartz Crystal and Impedance Sensor Technologies


Global Hydrogen Review 2021 – International Energy Agency
Assessment of hydrogen quality dispensed for hydrogen refuelling stations in Europe
Mapping of Hydrogen Fuel Quality in Europe
Ammonia Takes the Stage – Specialty Gas Report
CRDS Becomes Method of Choice for SEMI F112 Tiger Optics – August, 2013
Ammonia the Building Block – Gasworld 12/2010
Consistent HCl Purity Delivery through the use of a Built-in Cylinder Purifier
H2O in PH3 by CRDS – Applied Spectroscopy Vol 61 2007
Development of a low frost-point generator operating at sub-atmospheric pressure – Measurement Science and Technology, Vol. 29 2018
Development of reliable technique for evaluating the properties of water vapor barriers AIP Advances – Nov 2015
EURAMET Compares Standards in Moisture Measurement at Leading Institutes NPL
High-brightness LEDs: a rising tide lifts many boats Global LEDs/OLEDs
Hydrogen Bromide Cylinder Gas ppb-level Water Vapor Measurement Solid State Technology
Improvement of Flow and Pressure Controls in Diffusion-Tube Humidity Generator: Performance Evaluation of Trace-Moisture Generation Using CRDS ScienceDirect
International Comparison CCQM-K116: 10 µmol mol-1 water vapour in nitrogen BIPM, Final Report
ASTM D7941/D7941M-14 — Standard Test Method For Hydrogen Purity Analysis Using A Continuous Wave Cavity Ring-Down Spectroscopy Analyzer
ISO 14687:2019 — Hydrogen Fuel Quality — Product Specification
ISO 21087:2019 — Gas analysis — Analytical methods for hydrogen fuel — Proton exchange membrane (PEM) fuel cell applications for road vehicles
Methods for the analysis of trace-level impurities in hydrogen for fuel cell applications NPL
Laser-Based Analyzers – Shining New Stars

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