Gastec Low Range (0.5 - 60 PPM) Ammonia Gas Detector Tube (10 Per Box)
Manufacturer : Gastec
Part Number: STD3L
Manufacturer: Gastec
Description: Gastec direct read detector tubes feature clear lines of demarcation and precise recording and accurate analysis. These simple to use tubes hold all 21 SEI Tube Certifications and are manufactu
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