Bowie & Dick test pack for autoclaves, 20 tests

The Bowie-Dick test detects inadequate air removal and steam penetration in steam sterilisers.
Cycles of 16.9 minutes at 121°C, 4 minutes at 132°C and 3.5 minutes at 134°C.

Features:
Type 2 chemical indicator.
Initial colour: yellow.
Final colour: dark brown/black (should change uniformly across the whole sheet).
Dimensions: 16 mm x 125 mm x 125 mm

Problems with air removal or steam quality will show as an uneven colour change to dark brown/black on the test sheet, with lighter areas in the centre or a non-uniform colour change.
100% Pb-free