GASTEC Detector Tube: GASTEC GV-100, C2H3Cl, Gas Detection Tube, Vinyl Chloride ( C2H3Cl )
The GASTEC Detector Tube 131LB is a gas detection tube for vinyl chloride (C2H3Cl), designed for use in GASTEC GV-100 and GV-110 pumps. It offers a measurement range of 0.4 to 70 ppm and is supplied in a 10-pack. 3G…
SKU 3G-OTH-553220
Need installation or engineering help?
Ask a question
Product Description
The GASTEC Detector Tube 131LB is a gas detection tube for vinyl chloride (C2H3Cl), designed for use in GASTEC GV-100 and GV-110 pumps. It offers a measurement range of 0.4 to 70 ppm and is supplied in a 10-pack. 3G Electric sources this genuine GASTEC product across 14 industrial departments, with specialist expertise in combustion, pumps, and controls.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the GASTEC 131LB detector tube used for?
The GASTEC 131LB detector tube is used to measure vinyl chloride (C2H3Cl) concentrations in air, typically in industrial hygiene, chemical plant, or polymer manufacturing environments. It works with GASTEC GV-100 and GV-110 pumps to provide spot-check readings from 0.4 to 70 ppm.
What are the specifications of the GASTEC 131LB tube?
The GASTEC 131LB tube detects vinyl chloride (C2H3Cl) with a measurement range of 0.4 to 70 ppm. It is supplied in a 10-pack and is designed for use with GASTEC GV-100 and GV-110 manual pumps. The manufacturer part number is 131LB.
Where to buy GASTEC 131LB detector tubes worldwide?
3G Electric supplies genuine GASTEC 131LB detector tubes worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this 10-pack of vinyl chloride detection tubes for your GASTEC pump.
How to use the GASTEC 131LB tube with a GV-100 pump?
Break off both tips of the GASTEC 131LB tube, insert it into the GV-100 or GV-110 pump inlet with the arrow pointing toward the pump, then pull the handle fully to draw a sample. Read the stain length on the tube scale after the recommended number of pump strokes. Follow GASTEC's instructions for accurate results.
GASTEC Products
3G Electric supplies GASTEC 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.








![GASTEC Detector Tube: H2O, Gas Detection Tube, Water Vapor ( H2O ), 104°F Max Op Temp [NEW], 10 PK (MPN 6A). Key specifications — Gas Detected: Water Vapor; Measurement Range: 10 to 80 mg/m3.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F509e0008-65bf-4f8d-a208-67847aca73cd.jpg&w=200)
