We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

GASTEC Detector Tube: CH4S, Gas Detection Tube, Methyl Mercaptan ( CH4S ), With Pump - Gas Detection Tubes For Use In GASTEC GV-100 and GV-110 Pumps
GASTECGas Detection Tubes For Use In GASTEC GV-100 and GV-110 Pumps

GASTEC Detector Tube: CH4S, Gas Detection Tube, Methyl Mercaptan ( CH4S ), With Pump

The GASTEC Detector Tube: CH4S (MPN 71H) is a gas detection tube for methyl mercaptan (CH4S), designed for use with GASTEC GV-100 and GV-110 pumps. It offers a measurement range of 20 to 2,700 ppm and is supplied in…

SKU 3G-OTH-553229

Brand
GASTEC
Item
Detector Tube: CH4S, Gas Detection Tube, Methyl Mercaptan
Category
Gas Detection Tubes For Use In GASTEC GV-100 and GV-110 Pumps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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.

Technical Specifications

GASTEC
Manufacturer Part Number
71H
Type
Gas Detection Tube, Methyl Mercaptan ( CH4S ), With Pump, 10 PK
Gas Detected
Methyl Mercaptan
Measurement Range
20 to 2,700 ppm

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

GASTEC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GASTEC Detector Tube: CH4S (MPN 71H) is a gas detection tube for methyl mercaptan (CH4S), designed for use with GASTEC GV-100 and GV-110 pumps. It offers a measurement range of 20 to 2,700 ppm and is supplied in a 10-pack. 3G Electric interprets this demand and delivers the genuine tube, backed by specialist expertise in combustion, pumps, and controls across 14 industrial departments.

Frequently Asked Questions

What is the GASTEC Detector Tube 71H used for?

The GASTEC Detector Tube 71H is used to detect and measure methyl mercaptan (CH4S) gas in industrial environments, such as refineries, chemical plants, and wastewater facilities. It works with GASTEC GV-100 and GV-110 pumps to provide a measurement range of 20 to 2,700 ppm.

What are the specifications of the GASTEC 71H tube?

The GASTEC 71H tube detects methyl mercaptan (CH4S) with a measurement range of 20 to 2,700 ppm. It is supplied in a 10-pack and is designed for use with GASTEC GV-100 and GV-110 pumps. The manufacturer part number is 71H.

Where to buy GASTEC 71H detector tubes worldwide?

3G Electric supplies the genuine GASTEC 71H detector tube worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver this tube across 14 industrial departments, including combustion, pumps, and controls.

How to use the GASTEC 71H tube with a pump?

To use the GASTEC 71H tube, break both tips off the tube using the tip breaker on the GASTEC GV-100 or GV-110 pump. Insert the tube into the pump inlet, then pull the handle to draw a sample. Follow the pump stroke count and time specified in the tube instructions for accurate methyl mercaptan readings.

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.

You might also need

Pump Accessories Valves & Regulation Motors & Drives All Products

More from GASTEC

View all GASTEC parts
GASTEC Detector Tube: H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), With Pump, 10 PK (MPN 4LK)
GASTEC
GASTEC Detector Tube: H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), With Pump, 10 PK (MPN 4LK)
GASTEC Detector Tube: SO2, Gas Detection Tube, Sulfur Dioxide ( SO2 ), With Pump, Calibrated, 10 PK (MPN 5DH)
GASTEC
GASTEC Detector Tube: SO2, Gas Detection Tube, Sulfur Dioxide ( SO2 ), With Pump, Calibrated, 10 PK (MPN 5DH)
GASTEC Detector Tube: C2H6S, Gas Detection Tube, Ethyl Mercaptan ( C2H6S ), With Pump, 10 PK (MPN 72L)
GASTEC
GASTEC Detector Tube: C2H6S, Gas Detection Tube, Ethyl Mercaptan ( C2H6S ), With Pump, 10 PK (MPN 72L)
GASTEC Detector Tube: GASTEC GV-100, HCN, Gas Detection Tube, Hydrogen Cyanide ( HCN ), 10 PK (MPN 12L)
GASTEC
GASTEC Detector Tube: GASTEC GV-100, HCN, Gas Detection Tube, Hydrogen Cyanide ( HCN ), 10 PK (MPN 12L)
GASTEC Detector Tube: PH3, Gas Detection Tube, Phosphine ( PH3 ), With Pump, 2.5 to 1,000 ppm, 10 PK (MPN 7J)
GASTEC
GASTEC Detector Tube: PH3, Gas Detection Tube, Phosphine ( PH3 ), With Pump, 2.5 to 1,000 ppm, 10 PK (MPN 7J)
GASTEC Detector Tube: C6H6, Gas Detection Tube, Benzene ( C6H6 ), With Pump, 0.2 to 66 ppm, 5 PK (MPN 121SP)
GASTEC
GASTEC Detector Tube: C6H6, Gas Detection Tube, Benzene ( C6H6 ), With Pump, 0.2 to 66 ppm, 5 PK (MPN 121SP)
GASTEC Detector Tube: H2O, Gas Detection Tube, Water Vapor ( H2O ), With Pump, 0.05 to 2 mg/L, 10 PK (MPN 6L)
GASTEC
GASTEC Detector Tube: H2O, Gas Detection Tube, Water Vapor ( H2O ), With Pump, 0.05 to 2 mg/L, 10 PK (MPN 6L)
GASTEC Detector Tube: H2O, Gas Detection Tube, Water Vapor ( H2O ), 104°F Max Op Temp [NEW], 10 PK (MPN 6AG)
GASTEC
GASTEC Detector Tube: H2O, Gas Detection Tube, Water Vapor ( H2O ), 104°F Max Op Temp [NEW], 10 PK (MPN 6AG)