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
GASCO Calibration Gas: Air, +/-2% Accuracy, C4H8, Calibration Gas, 105 L Cylinder Capacity - Calibration Gases for Portable Gas Detectors
GASCOCalibration Gases for Portable Gas Detectors

GASCO Calibration Gas: Air, +/-2% Accuracy, C4H8, Calibration Gas, 105 L Cylinder Capacity

The GASCO Calibration Gas: Air (SKU 407U60, MPN 105ES-248-10000) is a +/-2% accuracy calibration gas cylinder containing Isobutylene (55.6% LEL) 10,000 ppm in an air background, with a 105 L capacity. Designed for…

SKU 3G-OTH-549301

Brand
GASCO
Item
Calibration Gas: Air, +/-2% Accuracy, C4H8, Calibration Gas, 105 L Cylinder Capacity
Category
Calibration Gases for Portable Gas Detectors
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

GASCO
Manufacturer Part Number
105ES-248-10000
Type
+/-2% Accuracy, C4H8, Calibration Gas, Cylinder
Gas Mixture
Isobutylene (55.6% LEL) 10,000 ppm
For Use With
All OEM Gas Detectors
Background Gas
Air
Cylinder Capacity
105 L
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

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

Product Description

The GASCO Calibration Gas: Air (SKU 407U60, MPN 105ES-248-10000) is a +/-2% accuracy calibration gas cylinder containing Isobutylene (55.6% LEL) 10,000 ppm in an air background, with a 105 L capacity. Designed for use with all OEM gas detectors, this C4H8 calibration gas supports routine sensor verification across industrial safety applications.

Frequently Asked Questions

What is GASCO calibration gas used for?

GASCO calibration gas is used to verify and calibrate portable gas detectors across industrial safety applications. This cylinder contains Isobutylene (55.6% LEL) 10,000 ppm in air, suitable for all OEM gas detectors to ensure accurate sensor readings in confined spaces or hazardous environments.

What are the specifications of GASCO calibration gas 105ES-248-10000?

The GASCO 105ES-248-10000 calibration gas cylinder has +/-2% accuracy, a 105 L capacity, and contains Isobutylene (55.6% LEL) 10,000 ppm in an air background. It is designed for use with all OEM gas detectors and is supplied by 3G Electric as a C4H8 calibration gas.

Where to buy GASCO calibration gas in worldwide?

3G Electric supplies GASCO calibration gas worldwide, handling full logistics and customs clearance for international delivery. As a global industrial solutions provider, we source and deliver the 105ES-248-10000 cylinder to support safety compliance anywhere. Contact us for lead time and pricing.

How to use GASCO calibration gas for gas detector calibration?

Attach the GASCO cylinder to your gas detector's regulator, then flow the Isobutylene mixture at the recommended rate. Allow the sensor to stabilize before comparing readings to the certified 10,000 ppm concentration. Always follow the detector manufacturer's calibration procedure and dispose of cylinders per local regulations.

GASCO Products

3G Electric supplies GASCO calibration gases for portable gas detectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from GASCO

View all GASCO parts →
GASCO Calibration Gas: Air, +/-5% Accuracy, C4H8, Calibration Gas, 105 L Cylinder Capacity, Cylinder (MPN 105ES-248-105). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; Gas Mixture: Isobutylene 105 ppm.
GASCO
GASCO Calibration Gas: Air, +/-5% Accuracy, C4H8, Calibration Gas, 105 L Cylinder Capacity, Cylinder (MPN 105ES-248-105). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; Gas Mixture: Isobutylene 105 ppm.
GASCO Calibration Gas: Air, +/-2% Accuracy, CH4/CO, Calibration Gas, 105 L Cylinder Capacity (MPN 105ES-359). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; Gas Mixture: Methane (50% LEL) 2.5%.
GASCO
GASCO Calibration Gas: Air, +/-2% Accuracy, CH4/CO, Calibration Gas, 105 L Cylinder Capacity (MPN 105ES-359). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; Gas Mixture: Methane (50% LEL) 2.5%.
GASCO Calibration Gas: Air, Disposable, +/-5% Accuracy, NH3, Calibration Gas, 58 L Cylinder Capacity (MPN X02AI99CP5800E4). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; Gas Mixture: Ammonia 5 ppm; Reusability: Disposable.
GASCO
GASCO Calibration Gas: Air, Disposable, +/-5% Accuracy, NH3, Calibration Gas, 58 L Cylinder Capacity (MPN X02AI99CP5800E4). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; Gas Mixture: Ammonia 5 ppm; Reusability: Disposable.
GASCO Calibration Gas: Air, Disposable, +/-5% Accuracy, C4H10, Calibration Gas, Calibration Gas (MPN 34LS-17A-0.414). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; CGA Number: CGA 600; Gas Mixture: Butane (22% LEL) 0.414%; Reusability: Disposable.
GASCO
GASCO Calibration Gas: Air, Disposable, +/-5% Accuracy, C4H10, Calibration Gas, Calibration Gas (MPN 34LS-17A-0.414). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; CGA Number: CGA 600; Gas Mixture: Butane (22% LEL) 0.414%; Reusability: Disposable.
GASCO Calibration Gas: Air, +/-5% Accuracy, CO/CO2/O2, Calibration Gas, 116 L Cylinder Capacity (MPN X03AI99CA160002). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; Gas Mixture: Carbon Monoxide 35 ppm.
GASCO
GASCO Calibration Gas: Air, +/-5% Accuracy, CO/CO2/O2, Calibration Gas, 116 L Cylinder Capacity (MPN X03AI99CA160002). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Air; Brand: GASCO; Gas Mixture: Carbon Monoxide 35 ppm.
GASCO Calibration Gas: Nitrogen, +/-5% Accuracy, H2S, Calibration Gas, 105 L Cylinder Capacity (MPN 105ES-331B). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Nitrogen; Brand: GASCO; Gas Mixture: Carbon Monoxide 50 ppm.
GASCO
GASCO Calibration Gas: Nitrogen, +/-5% Accuracy, H2S, Calibration Gas, 105 L Cylinder Capacity (MPN 105ES-331B). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Nitrogen; Brand: GASCO; Gas Mixture: Carbon Monoxide 50 ppm.
GASCO Calibration Gas: Nitrogen, Disposable, +/-5% Accuracy, H2, Calibration Gas, Calibration Gas (MPN X02NI99CP107641). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Nitrogen; Brand: GASCO; Gas Mixture: Hydrogen 0.5%; Reusability: Disposable.
GASCO
GASCO Calibration Gas: Nitrogen, Disposable, +/-5% Accuracy, H2, Calibration Gas, Calibration Gas (MPN X02NI99CP107641). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Nitrogen; Brand: GASCO; Gas Mixture: Hydrogen 0.5%; Reusability: Disposable.
GASCO Calibration Gas: Nitrogen, Disposable, +/-5% Accuracy, CH4/CO/H2S/O2, Calibration Gas (MPN 34L-429). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Nitrogen; Brand: GASCO; Gas Mixture: Carbon Monoxide 100 ppm; Reusability: Disposable.
GASCO
GASCO Calibration Gas: Nitrogen, Disposable, +/-5% Accuracy, CH4/CO/H2S/O2, Calibration Gas (MPN 34L-429). Key specifications — For Use With: All OEM Gas Detectors; Background Gas: Nitrogen; Brand: GASCO; Gas Mixture: Carbon Monoxide 100 ppm; Reusability: Disposable.