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

GASCO 221L-5-20 Methanol 20 ppm Calibration Gas, Disposable, CGA 165 - Calibration Gases for Portable Gas Detectors
GASCOCalibration Gases for Portable Gas Detectors

GASCO 221L-5-20 Methanol 20 ppm Calibration Gas, Disposable, CGA 165

The GASCO Calibration Gas: Air (MPN 221L-5-20) is a disposable calibration gas for portable gas detectors, featuring a methanol mixture of 20 ppm with +/-5% accuracy. It uses a CGA 165 fitting and is compatible with…

SKU 3G-OTH-550003

Also listed as: 221L520 · 221L 5 20

Brand
GASCO
Item
221L-5-20 Methanol 20 ppm Calibration Gas, Disposable, CGA 165
Category
Calibration Gases for Portable Gas Detectors
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 — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

GASCO
Manufacturer Part Number
221L-5-20
Type
Disposable, +/-5% Accuracy, CH3OH, Calibration Gas, Calibration Gas
CGA Number
CGA 165
Gas Mixture
Methanol 20 ppm
Reusability
Disposable
For Use With
All OEM Gas Detectors
Background Gas
Air

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 (MPN 221L-5-20) is a disposable calibration gas for portable gas detectors, featuring a methanol mixture of 20 ppm with +/-5% accuracy. It uses a CGA 165 fitting and is compatible with all OEM gas detectors.

Frequently Asked Questions

What is GASCO calibration gas 221L-5-20 used for?

GASCO calibration gas 221L-5-20 is used to calibrate portable gas detectors that sense methanol. It delivers a certified methanol mixture of 20 ppm in air with ±5% accuracy, ensuring your detector reads correctly before critical use in industrial safety applications.

What are the specifications of GASCO calibration gas 221L-5-20?

The GASCO 221L-5-20 is a disposable calibration gas with a methanol mixture of 20 ppm in air, ±5% accuracy, and a CGA 165 fitting. It is compatible with all OEM gas detectors and uses air as the background gas.

Where to buy GASCO calibration gas 221L-5-20 worldwide?

3G Electric supplies GASCO calibration gas 221L-5-20 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this disposable calibration gas for portable gas detectors.

How to use GASCO calibration gas 221L-5-20?

Attach the GASCO 221L-5-20 cylinder to your gas detector using the CGA 165 fitting. Apply the gas at the recommended flow rate per your detector manual. After use, dispose of the cylinder responsibly. Always verify the expiration date before calibration.

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
Disposable calibration gas cylinder containing 2.5% methane in nitrogen background. Provides ±5% accuracy for verifying and adjusting portable gas detectors that sense methane. Compatible with all OEM gas detectors
GASCO
Disposable calibration gas cylinder containing 2.5% methane in nitrogen background. Provides ±5% accuracy for verifying and adjusting portable gas detectors that sense methane. Compatible with all OEM gas detectors
Disposable calibration gas mixture containing 35% hydrogen in nitrogen background gas. Provides +/-5% accuracy for verifying sensor response and alarm set points of portable gas detectors. Fitted with a CGA 600 connection for use with all OEM gas detectors
GASCO
Disposable calibration gas mixture containing 35% hydrogen in nitrogen background gas. Provides +/-5% accuracy for verifying sensor response and alarm set points of portable gas detectors. Fitted with a CGA 600 connection for use with all OEM gas detectors
Disposable calibration gas cylinder containing 1,600 ppm carbon monoxide in air, with ±5% accuracy. Designed for calibrating portable gas detectors that sense CO. Cylinder capacity is 103 L, compatible with all OEM gas detectors
GASCO
Disposable calibration gas cylinder containing 1,600 ppm carbon monoxide in air, with ±5% accuracy. Designed for calibrating portable gas detectors that sense CO. Cylinder capacity is 103 L, compatible with all OEM gas detectors
Disposable calibration gas mixture containing 8% oxygen with nitrogen balance, certified to +/-5% accuracy. Designed for verifying and adjusting the response of portable gas detectors from all OEMs. Commonly used in industrial safety programs to ensure compliance with gas detection performance standards
GASCO
Disposable calibration gas mixture containing 8% oxygen with nitrogen balance, certified to +/-5% accuracy. Designed for verifying and adjusting the response of portable gas detectors from all OEMs. Commonly used in industrial safety programs to ensure compliance with gas detection performance standards
Disposable calibration gas cylinder containing 50% Propane balanced with Nitrogen. Provides +/-5% accuracy for verifying and adjusting the response of portable gas detectors. Compatible with all OEM gas detectors
GASCO
Disposable calibration gas cylinder containing 50% Propane balanced with Nitrogen. Provides +/-5% accuracy for verifying and adjusting the response of portable gas detectors. Compatible with all OEM gas detectors
Disposable calibration gas mixture containing 900 ppm carbon monoxide balanced with nitrogen. Provides ±5% accuracy for verifying and calibrating portable gas detectors from all OEMs. Used in industrial safety applications to ensure reliable sensor performance
GASCO
Disposable calibration gas mixture containing 900 ppm carbon monoxide balanced with nitrogen. Provides ±5% accuracy for verifying and calibrating portable gas detectors from all OEMs. Used in industrial safety applications to ensure reliable sensor performance
Disposable calibration gas cylinder containing 45% carbon dioxide with nitrogen balance. Provides ±5% accuracy and features a CGA 600 connection. Used for verifying and adjusting the accuracy of portable and fixed gas detectors from all OEM brands in industrial safety applications
GASCO
Disposable calibration gas cylinder containing 45% carbon dioxide with nitrogen balance. Provides ±5% accuracy and features a CGA 600 connection. Used for verifying and adjusting the accuracy of portable and fixed gas detectors from all OEM brands in industrial safety applications
Disposable calibration gas cylinder containing 1,000 ppm carbon monoxide balanced in nitrogen. ±5% accuracy. Designed for use with all OEM portable gas detectors to verify and adjust sensor response in industrial safety applications
GASCO
Disposable calibration gas cylinder containing 1,000 ppm carbon monoxide balanced in nitrogen. ±5% accuracy. Designed for use with all OEM portable gas detectors to verify and adjust sensor response in industrial safety applications