Call Toll Free 1-833-386-9248 for accredited gas questions.

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Now offering accredited gases. Call now for a quote.  All gases listed on the website are NIST Traceable.

EGas Depot is a calibration gas supplier for Hydrogen Sulfide (H2S) calibration gas, Methane (CH4) calibration gas, Carbon Monoxide (CO) calibration gas, and many more. We offer hundreds of calibration gas mixtures found in two categories and from single gas mixtures to 4 gas mixtures and even 6 gas mixtures. If you have a gas mixture that contains at least one reactive gas, simply select the Reactive category below.

We offer gas cylinder sizes from 11 liters to 580 liters as well as $49.00 shipping.  We have nearly 10,000 products available online. Call (833)386-9248 for a live sales agent. (M-F, 8:30am-5:00pm EST)

Once the order has been shipped, we are not able to cancel the order. All gas sales are final. You will have to sign for gas orders. So please make sure you are available or someone in your business/household can sign for the delivery. Gases orders are processed with in 2-4 business days PLUS shipping time. Custom mixes may take longer to process.

Read and follow all Safety Data Sheets (SDS's) before use. Read label before use. Keep out of reach of children. If medical advice is needed, have a product container or label at hand. Use equipment rated for cylinder pressure.