74102646
Oct 2, 1990
Jun 23, 1992
kits containing twenty-four substrates, growth and assay media, two transfer trays, blank mesh, and a histology slide showing a representative cross-section of the substrate for toxicity testing on human skin for use in the cosmetic fields or industry and for use by chemical manufacturers
Chemicalskits containing twenty-four substrates, growth and assay media, two transfer trays, blank mesh, and a histology slide showing a representative cross-section of the substrate for toxicity testing on human skin for use in the medical field
Pharmaceuticals