Gastec 4L Glass Hydrogen Sulphide Gas Detection Tube (150g) with Airtec Sensor for Measuring Water Vapour H2O Gas

Glass Material: The glass material ensures high chemical resistance and durability, providing reliable gas detection in various environments.

150 Grams Size: The 150 grams size is compact and portable, making it easy to handle and use in the field for on-the-go gas detection.