Laboratory equipment and scientific, biological and chemical apparatus and instruments, namely, cabinets specially adapted for storing chemical and biological specimens, samples and reagents; sealable enclosures, namely, boxes, storage cases and small shipping containers, in each case specially adapted to hold one or more chemical and biological specimens, samples and reagents for laboratory use; [ gas analyzers for analyzing the atmospheric condition inside enclosures adapted for holding one or more chemical and biological specimens, samples and reagents for laboratory use; vacuum gauges for measuring the degree of vacuum in enclosures adapted for holding one or more chemical and biological specimens, samples and reagents for laboratory use; ] multi-well plates for chemical and biological specimens, samples and reagents for use in scientific and laboratory analysis; PCR (polymerase chain reaction) tubes, and wells in the nature of micro fluidic devices for use in multi-well plates for holding or storing chemical and biological specimens, samples and reagents for use in scientific and laboratory analysis; holders for multi-well plates for chemical and biological specimens, samples and reagents for scientific and laboratory analysis; microtitration plates for use in scientific and laboratory analysis; [ electronic gas analyzers for analyzing the atmospheric condition inside enclosures adapted for holding one or more chemical and biological specimens, samples and reagents for laboratory use; optical, photographic and ] recording apparatus and instrument, namely, [ microscopes, cameras, ] electronic chart recorders for storing and archiving scientific and laboratory information, microcomputer data recorders, and laboratory printers