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ASTM International, formerly known as the American Society for Testing and Materials (ASTM), is a globally recognized leader in the development and delivery of international voluntary consensus standards. Today, some 12,000 ASTM standards are used ...

The Thermo Scientific portfolio of air quality products has expanded from individual gaseous criteria pollutant analyzers to encompass a broad range of particulate monitors, toxic gas sensors, VOC analyzers and completely integrated ambient and ...