Verify+ Class 6 TST Strips | Double Laminated | Box of 250

Premium quality, double laminated class 6 TST chemical indicator strips that provide the highest level of assurance that sterility has been achieved. Correct processing clearly turns the test strip colour from blue to black.

• Calibrated for 3.5 minutes at 134°c
• Clear colour change fro easy interpretation
• Laminated on both sides for a more robust indicator
• 60mm x 25mm - Compact size easier to attach to print-outs
• 250 strips per box