GASTEC 91LL Formaldehyde Gas Detection Tube, 0.05 to 1 ppm, 10-Pack
The GASTEC Detector Tube (MPN 91LL) is a formaldehyde (CH2O) gas detection tube, supplied in a 10-pack for use with GASTEC GV-100 and GV-110 pumps. It detects formaldehyde across a measurement range of 0.05 to 1 ppm.
SKU 3G-OTH-553136
Also listed as: 91 LL · 91-LL
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The GASTEC Detector Tube (MPN 91LL) is a formaldehyde (CH2O) gas detection tube, supplied in a 10-pack for use with GASTEC GV-100 and GV-110 pumps. It detects formaldehyde across a measurement range of 0.05 to 1 ppm.
Frequently Asked Questions
What is the GASTEC 91LL detector tube used for?
The GASTEC 91LL detector tube is used to measure formaldehyde (CH2O) concentrations in air, typically for industrial hygiene, indoor air quality, or environmental monitoring. It works with GASTEC GV-100 and GV-110 pumps to provide spot-check readings across a 0.05 to 1 ppm range.
What are the specifications of the GASTEC 91LL tube?
The GASTEC 91LL tube detects formaldehyde (CH2O) with a measurement range of 0.05 to 1 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 91LL.
Where to buy GASTEC 91LL detector tubes worldwide?
3G Electric supplies GASTEC 91LL detector tubes worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 10-pack of formaldehyde detection tubes.
How to use the GASTEC 91LL tube with a GV-100 pump?
Break both tips of the GASTEC 91LL tube, insert it into the GV-100 pump inlet, and pull the handle fully to draw a sample. Follow the pump stroke count and time specified on the tube label. Read the concentration directly from the tube’s printed scale after the reaction completes.
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.
