Patent ID: 8563264

Claim:
A system for preparing samples to test a surface for an analyte of interest, the system comprising: a freestanding container comprising a first reservoir; a deformable self-supporting receptacle dimensioned to be received in the first reservoir of the freestanding container and comprising a second reservoir, the freestanding container being more rigid than the deformable self-supporting receptacle, the freestanding container including a base comprising an aperture formed therein through which the deformable self-supporting receptacle can be accessed; a loaded substrate positioned in the second reservoir of the deformable self-supporting receptacle, the loaded substrate comprising a substrate and a source collected from the surface, the substrate comprising at least one of a sponge, a wipe, a towel, a cloth, a mop head, a swab, a film, a brush, and a combination thereof; a diluent positioned in the second reservoir of the deformable self-supporting receptacle in fluid communication with the loaded substrate; and a liquid composition positioned in the second reservoir, the liquid composition comprising the source and the diluent.