CD210 / Multi-variable Chemical Tubes for Steam processes. Black spot at the bottom.

Control of Steam sterilization processes.

Conditions: use in steam autoclave at 121 °C for 15 minutes or at 126 °C for 10 minutes

Characteristics

Type 4 Multi-variable Chemical Indicator.

Glass ampoule.

Size: 7 mm external diameter x 40 mm length; walls of 0.3 mm thick (approximate measurements).

Volume contained in the ampoule: 0.25 ml.

Extreme identification mark: BLACK SPOT.

Initial color: red.

Final color: green.

NOTE: As sterilization proceeds, the liquid changes color from red to GREEN. If after treatment, the liquid remains red or amber the materials should be re-sterilized and a fresh tube must be used. A color guide in the instruction provides an instant visual check of the results.