Nextteq NX108VL Ammonia Detector Tubes, 0.2-20 ppm - 10/Pack

Ammonia, 0.2 to 4 ppm/0.5 to 10 ppm/1 to 20 ppm, 10 PK

Detector tubes are primarily designed to measure the specific gases their tube names imply. But it is possible to measure other substances of similar chemical properties with the aid of a correction factor or correction chart; these are outlined in the operating instructions and in the Nextteq detector tube handbook for applicable tubes.

• High quality glass tube tip break easily and do not shatter for your safety
• 3 year shelf life
• 1 - 20 ppm range with 1 pump stroke
• 0.5 - 10 ppm range with 2 pump strokes
• 0.2 - 4 ppm range with 5 pump strokes
• Interferences include amines

Subject to a 30% restocking fee. Items must be returned unopened and in resellable condition.