4-gas Mixes
SEMA Gases is a manufacturer of span gases in disposable cylinder cans from the Netherlands, established from the want to create a label which is applicable for all brands of gas detection equipment. The products of SEMA Gases are used for calibration of portable gas detection instruments and calibration of fixed gas detection systems. SEMA Gases produces single gases (flammable gases, oxygen, toxic gases) and gas mixtures (2, 3, 4 or 5 gas mixtures) in various cylinder size up to 110 ltr.
4-gas Mixes – Calibration Gases
| 34L | 58L | 110L | Cert. tol. | Prod. tol. | Stability (months) |
|
|---|---|---|---|---|---|---|
| 60 ppm Carbon Monoxide / 1.5 % Carbon Dioxide / 2.5 % Methane / 18 % Oxygen // Nitrogen |
Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 100 ppm Carbon Monoxide / 2 % Carbon Dioxide / 2.2 % Methane / 15 % Oxygen // Nitrogen |
Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 100 ppm Carbon Monoxide / 2 % Carbon Dioxide / 0.75 % Propane / 15 % Oxygen // Nitrogen |
Available | Available | Available | +/- 2% | +/- 5% | 60 |
| 100 ppm Hydrogen / 100 ppm Methane / 5 % Carbon Dioxide / 16 % Oxygen // Nitrogen |
Available | Available | Available | +/- 2% | +/- 5% | 60 |
ORDER DIRECT
SEMA’S PROMISES
Same day delivery
Best quality available
Most products in stock
24/7 customer service
Worldwide distribution