Standard antimicrobial test methods and carrier types.

<p>Standard antimicrobial test methods and carrier types.</p

Energy dispersive X-ray spectroscopy: elements in the residue on an AISI Type 304 carrier after efficacy testing with the QCT-2 method.

<p>Energy dispersive X-ray spectroscopy: elements in the residue on an AISI Type 304 carrier after efficacy testing with the QCT-2 method.</p

Suspension test: Reductions of <i>C</i>. <i>difficile</i> spores in 1147 ppm peracetic acid (starting concentration) at 20°C.

<p>Suspension test: Reductions of <i>C</i>. <i>difficile</i> spores in 1147 ppm peracetic acid (starting concentration) at 20°C.</p

Changes in peracetic acid concentration when exposed to AISI types 304 () or AISI 430 (■) stainless steel carriers containing dried-on phosphate buffered saline.

<p>PAA concentration at 0, 1, 3, 5, 10 and 15 minutes provide control (○) points.</p