Laboratory research instruments for analytical testing for detecting pathogens and performing DNA analysis for non-medical purposes; Laboratory and scientific apparatus and instruments for analysis in the nature of research laboratory analyzers for measuring, testing and analyzing blood and other bodily fluids in the field of scientific, laboratory, or medical research; Chromatography apparatus for laboratory use and laboratory medical scientific research use; Interface device between a mass-spectrometer and a gas chromatograph for performing pharmaceutical and scientific research; chromatography columns and glass gas chromatography inlet liners for separating compounds in laboratory and medical research analysis; Polymer coated flexible glass tubing for inert flowlines for scientific purposes; Instruments for scientific use in testing microbiological samples, namely, laboratory swabs; Scientific apparatus for diagnostic testing of biological samples, other than for medical use; Scientific apparatus for use in analytical testing other than medical, namely, analytical syringes; Capillary tubes for laboratory use other than medical; Autosampler syringes for laboratory use other than medical; Laboratory equipment ferrules adapted for electrical conductors for use in laboratory research; Microscope slides; Manual and automated precision syringes incorporating a digital drive measuring unit for laboratory use in the nature of disposable and reusable syringes for laboratory use; Digital control valves for regulating gas and liquid flow; Digital technical measuring, testing and checking apparatus for measuring, testing, and checking the quantity and volumetric output of liquids