NEXTTEQ Detector Tube: S2, Gas Detection Tube, Sulfide Ion ( S2 ), Sulfide Ion
The NEXTTEQ Detector Tube: S2 (MPN NX406H) is a gas detection tube for sulfide ion (S2), designed for use in GASTEC GV-100 and GV-110 pumps. It features a break-off tip and comes in a 10-pack, with a measurement…
SKU 3G-OTH-553195
Need installation or engineering help?
Ask a question
Product Description
The NEXTTEQ Detector Tube: S2 (MPN NX406H) is a gas detection tube for sulfide ion (S2), designed for use in GASTEC GV-100 and GV-110 pumps. It features a break-off tip and comes in a 10-pack, with a measurement range of 0.5 to 10 ppm/2 to 1,000 ppm.
Frequently Asked Questions
What is the NEXTTEQ Detector Tube S2 used for?
The NEXTTEQ Detector Tube S2 (NX406H) is used to detect sulfide ion (S2) in air or gas samples. It is designed for use with GASTEC GV-100 and GV-110 pumps, making it suitable for industrial hygiene, environmental monitoring, and safety applications where hydrogen sulfide exposure is a concern.
What are the specifications of the NEXTTEQ Detector Tube S2?
The NEXTTEQ Detector Tube S2 (MPN NX406H) detects sulfide ion (S2) with a measurement range of 0.5 to 10 ppm and 2 to 1,000 ppm. It features a break-off tip and is supplied in a 10-pack. The tube is designed for use in GASTEC GV-100 and GV-110 pumps.
Where to buy NEXTTEQ Detector Tube S2 worldwide?
3G Electric supplies the NEXTTEQ Detector Tube S2 (NX406H) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this gas detection tube for your sulfide ion monitoring needs.
How to use the NEXTTEQ Detector Tube S2 with a GASTEC pump?
To use the NEXTTEQ Detector Tube S2, break off both tips using the tip breaker on the GASTEC GV-100 or GV-110 pump. Insert the tube into the pump inlet with the arrow pointing toward the pump. Pull the handle to draw the sample, then read the concentration directly from the tube scale.
NEXTTEQ Products
3G Electric supplies NEXTTEQ gas detection tubes for use in gastec gv-100 and gv-110 pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









