Entech Instruments designs and manufactures advanced solutions for air, gas, and liquid analysis by GCMS. Our technologies support critical applications in environmental air monitoring, soil and water testing, industrial hygiene, material emissions, food safety, and more. For trace VOC, SVOC, and PFAS analysis, Entech offers both cryogenic and cryogen-free preconcentrators, automated samplers, and ultra-inert Silonite™-coated canisters—trusted worldwide for methods like TO-15A, TO-17, and OTM-50. Separately, our Sorbent Pen platform powers next-generation headspace extraction with VASE, Flash-VASE, and FEVE, providing unmatched performance in flavor and aroma profiling, forensic screening, and now trace-level SVOC analysis in water. With over 30 years of innovation, Entech continues to lead in sample collection, concentration, and preparation—delivering higher sensitivity, lower maintenance, and greater confidence in every result.