Gastec

Sulfuryl Fluoride Detection Tube – 1 to 20 PPM

This Sulfuryl Fluoride detection tube is designed for accurate low-level workplace air monitoring across a controlled 1 to 20 ppm range. Built for reliable field sampling, the tube delivers clear...

Sulfuric Acid Detection Tube – 0.5 to 5 mg/m³

This Sulfuric Acid detection tube is designed for accurate low-level acid mist and vapor monitoring across a precise 0.5 to 5 mg/m³ range. Built for controlled field sampling, the tube delivers...

Sulfur Dioxide Detection Tube – 20 to 3600 PPM

This Sulfur Dioxide detection tube is designed for fast, high-range workplace air monitoring across a broad 20 to 3600 ppm range. Built for efficient field use, the tube delivers clear colorimetric...

Sulfur Dioxide Detection Tube – 0.1 to 25 PPM

This Sulfur Dioxide detection tube is engineered for low-level workplace air monitoring across a precise 0.1 to 25 ppm range. Designed for controlled sampling, the tube delivers clear colorimetric...

Sulfur Dioxide Detection Tube – 0.05 to 10 PPM

This Sulfur Dioxide detection tube is engineered for ultra-low level air monitoring across a precise 0.05 to 10 ppm range. Designed for sensitive field sampling, the tube delivers clear colorimetric...

Sulfur Dioxide Detection Tube – 0.5 to 60 PPM

This Sulfur Dioxide detection tube is designed for reliable low-to-mid range air monitoring across a controlled 0.5 to 60 ppm range. Built for sensitive field sampling, the tube delivers clear...

Sulfur Dioxide Detection Tube – 1.25 to 200 PPM

This Sulfur Dioxide detection tube is designed for reliable mid-range workplace air monitoring across a versatile 1.25 to 200 ppm range. The tube provides clear, easy-to-read colorimetric results...

Sulfur Dioxide Detection Tube – 0.05 to 8%

This Sulfur Dioxide detection tube is engineered for high-concentration vapor monitoring across a broad 0.05 to 8% range. Designed for flexible field use, the tube delivers clear colorimetric results...

Sulfur Dioxide Detection Tube – 10 to 600 PPM (Long-Term Sampling)

This Sulfur Dioxide detection tube is designed for extended-duration air monitoring across a wide 10 to 600 ppm range. Unlike short-term spot tubes, this model supports long-term sampling from 1 to 5...

Sulfur Dioxide Detection Tube – 0.2 to 100 PPM (Long-Term Sampling)

This Sulfur Dioxide detection tube is designed for extended-duration air monitoring across a controlled 0.2 to 100 ppm range. Unlike short-term spot tubes, this model supports long-term sampling from...

Sulfide Ion Detection Tube – 2 to 300 PPM

This Sulfide Ion detection tube is designed for fast, reliable air and process gas monitoring across a broad 2 to 300 ppm range. Built for efficient field use, the tube delivers clear colorimetric...

Sulfide Ion Detection Tube – 0.5 to 20 PPM

This Sulfide Ion detection tube is designed for accurate low-level sulfide monitoring across a precise 0.5 to 20 ppm range. Built for controlled field sampling, the tube delivers clear colorimetric...