Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
GASTEC Detector Tube: C6H6, Gas Detection Tube, Benzene ( C6H6 ), With Pump, 2 to 312 ppm - 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: C6H6, Gas Detection Tube, Benzene ( C6H6 ), With Pump, 2 to 312 ppm

The GASTEC Detector Tube: C6H6 (MPN 121S) is a gas detection tube for benzene (C6H6), designed for use with GASTEC GV-100 and GV-110 pumps. It offers a measurement range of 2 to 312 ppm and is supplied in a pack of 5.

SKU 3G-OTH-553104

Brand
GASTEC
Item
Detector Tube: C6H6, Gas Detection Tube, Benzene
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 engineer
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

Technical Specifications

GASTEC
Manufacturer Part Number
121S
Type
Gas Detection Tube, Benzene ( C6H6 ), With Pump, 2 to 312 ppm, 5 PK
Gas Detected
Benzene
Measurement Range
2 to 312 ppm
View Full Spec Sheet

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: C6H6 (MPN 121S) is a gas detection tube for benzene (C6H6), designed for use with GASTEC GV-100 and GV-110 pumps. It offers a measurement range of 2 to 312 ppm and is supplied in a pack of 5.

Frequently Asked Questions

What is the GASTEC 121S detector tube used for?

The GASTEC 121S detector tube is used to measure benzene (C6H6) concentrations in air, typically for industrial hygiene, environmental monitoring, and safety compliance. It works with GASTEC GV-100 and GV-110 pumps to detect benzene from 2 to 312 ppm.

What are the specifications of the GASTEC 121S benzene tube?

The GASTEC 121S detects benzene (C6H6) over a measurement range of 2 to 312 ppm. It is designed for use with GASTEC GV-100 and GV-110 pumps and is supplied in a pack of 5 tubes. The manufacturer part number is 121S.

Where to buy GASTEC 121S detector tubes worldwide?

3G Electric supplies GASTEC 121S detector tubes worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order this benzene detection tube for your safety monitoring needs.

How to use the GASTEC 121S benzene detector tube?

To use the GASTEC 121S, break both tips of the tube, insert it into a GASTEC GV-100 or GV-110 pump, and pull the handle to draw a sample. Follow the pump stroke count and compare the stain length to the printed scale. Always refer to the tube 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.

You might also need

Pump Accessories →Valves & Regulation →Motors & Drives →All Products →

More from GASTEC

View all GASTEC parts →
GASTEC Detector Tube: GASTEC GV-100, C6H6, Gas Detection Tube, Benzene ( C6H6 ), With Pump, 5 PK (MPN 121SL). Key specifications — Gas Detected: Benzene; Measurement Range: 1 to 100 ppm.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, C6H6, Gas Detection Tube, Benzene ( C6H6 ), With Pump, 5 PK (MPN 121SL). Key specifications — Gas Detected: Benzene; Measurement Range: 1 to 100 ppm.
GASTEC Detector Tube: GASTEC GV-100, CO2, Gas Detection Tube, Carbon Dioxide ( CO2 ), 10 PK (MPN 2LC). Key specifications — Gas Detected: Carbon Dioxide; Measurement Range: 100 to 4,000 ppm.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, CO2, Gas Detection Tube, Carbon Dioxide ( CO2 ), 10 PK (MPN 2LC). Key specifications — Gas Detected: Carbon Dioxide; Measurement Range: 100 to 4,000 ppm.
GASTEC Detector Tube: GASTEC GV-100, H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), 10 PK (MPN 4HH). Key specifications — Gas Detected: Hydrogen Sulphide; Measurement Range: 0.1 to 4%.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), 10 PK (MPN 4HH). Key specifications — Gas Detected: Hydrogen Sulphide; Measurement Range: 0.1 to 4%.
GASTEC Detector Tube: Gas Detection Tube, LPG, With Pump, 104°F Max Op Temp [NEW], LPG, 10 PK (MPN 100A). Key specifications — Gas Detected: LPG; Measurement Range: 0.02 to 0.8%.
GASTEC
GASTEC Detector Tube: Gas Detection Tube, LPG, With Pump, 104°F Max Op Temp [NEW], LPG, 10 PK (MPN 100A). Key specifications — Gas Detected: LPG; Measurement Range: 0.02 to 0.8%.
GASTEC Detector Tube: CH2O, Gas Detection Tube, Formaldehyde ( CH2O ), 95°F Max Op Temp [NEW], 10 PK (MPN 91PL). Key specifications — Gas Detected: Formaldehyde; Measurement Range: 0.01 to 0.8 ppm.
GASTEC
GASTEC Detector Tube: CH2O, Gas Detection Tube, Formaldehyde ( CH2O ), 95°F Max Op Temp [NEW], 10 PK (MPN 91PL). Key specifications — Gas Detected: Formaldehyde; Measurement Range: 0.01 to 0.8 ppm.
GASTEC Detector Tube: GASTEC GV-100, NH3, Gas Detection Tube, Ammonia ( NH3 ), With Pump, 10 PK (MPN 3LA). Key specifications — Gas Detected: Ammonia; Measurement Range: 2.5 to 200 ppm.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, NH3, Gas Detection Tube, Ammonia ( NH3 ), With Pump, 10 PK (MPN 3LA). Key specifications — Gas Detected: Ammonia; Measurement Range: 2.5 to 200 ppm.
GASTEC Detector Tube: GASTEC GV-100, C3H6O, Gas Detection Tube, Acetone ( C3H6O ), With Pump, 10 PK (MPN 151L). Key specifications — Gas Detected: Acetone; Measurement Range: 50 to 12,000 ppm.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, C3H6O, Gas Detection Tube, Acetone ( C3H6O ), With Pump, 10 PK (MPN 151L). Key specifications — Gas Detected: Acetone; Measurement Range: 50 to 12,000 ppm.
GASTEC Detector Tube: C2H4O, Gas Detection Tube, Acetaldehyde ( C2H4O ), With Pump, 10 PK (MPN 92L). Key specifications — Gas Detected: Acetaldehyde; Measurement Range: 1 to 20 ppm.
GASTEC
GASTEC Detector Tube: C2H4O, Gas Detection Tube, Acetaldehyde ( C2H4O ), With Pump, 10 PK (MPN 92L). Key specifications — Gas Detected: Acetaldehyde; Measurement Range: 1 to 20 ppm.