Calibration Supplies

The current calibration supplies collection includes a 0.04% dry gas cylinder in a 34L format. Check your breath testing device’s instructions to confirm the required reference gas and the equipment needed to use it.

Choosing products for your requirements

Verify concentration, cylinder connection, regulator compatibility and any required validity information before purchase. Do not assume one cylinder fits every breathalyzer or that a regulator is included unless the product listing states it.

Compare Alcovisor device and calibration-kit listings or contact our team with your model and supply requirements.

View product specifications and pack sizes