9 Sample preparation equipment specially adapted for scientific and laboratory purposes; scientific and laboratory apparatus for processing samples in preparation for analysis; scientific instruments, namely, mills, mixers and grinders, and combinations thereof; scientific instruments, namely, laboratory grinder and extractor accessories, namely, vial extractor, vial opener, sample vials, vial clamps, vial closures, cooling stations, chilled cutting boards, chilled sample holders and chilling vials; scientific instruments, namely, cryogenic mixers, mills and grinders specially adapted for scientific and laboratory use; grinding media, namely, beads, balls, impactors, ceramic homogenizers, vials, titer plates, jars, and grinding dishes for ambient and cryogenic scientific and laboratory mixers, mills and grinders; scientific, analytical and laboratory instruments, equipment, supplies, and apparatus, namely, presses, pipette washers and dryers, homogenizers, heat sealers for microplates and tube racks, funnels, caps, plugs, filters, containers for laboratory waste, valves, adapter fittings for laboratory purposes, namely, rings for camera lenses, a fusion flux instrument comprising a crucible and programmable controller for analyzing the metallic or chemical composition of materials, a combination mill, mixer and grinder, and extractor accessories, namely, cooling stations, chilled cutting boards, chilled sample holders, and chilling vials; sample preparation equipment for scientific and laboratory use, namely, mixers, mills, and grinders, extraction equipment, sample preparation equipment for laboratory and industrial use; laboratory grinders; scientific apparatus, namely, spectrophotometers for measuring relative DNA, RNA and protein and photo electron spectroscopy analyzers, not for medical purposes; scientific apparatus and instruments for amplifying, analyzing, and labeling nucleic acid; DNA amplification apparatus, namely, thermocyclers for scientific use; downloadable computer software for use with DNA amplification apparatus and thermocyclers, namely, software for data collection and analysis and software for controlling DNA amplification apparatus and thermocyclers; containers for laboratory sample preparation; scientific instruments, used for solid sample size reduction, sample homogenization, cell DNA lysing and extraction, sample mixing, sample preparation for XRF analysis, sample preparation for pesticide analysis, mechano-chemistry, and mechanical alloying; laboratory and scientific equipment, namely, a dissolution instrument comprising a crucible and programmable controller for preparing samples for analysis of their metallic or chemical composition; polymeric films for use in connection with liquid and solid samples for laboratory analysis; combination of polymeric snap-rings and collars for use in connection with liquid and solid samples for laboratory analysis; scientific and laboratory presses for processing samples in preparation for analysis; flux and grain weighing and dispensing systems comprised of machines for weighing and dispensing granular and beaded flux and weighing and dispensing granular sample materials; scientific instruments, namely, forensic light sources used in forensic science applications for the investigation, visualization, identification, collection and analysis of materials; apparatus and equipment used for forensics materials image capture, namely, charge-coupled devices and sensors in the nature of photodiode arrays and complementary metal-oxide semiconductor sensors, optical lamps, lenses, optical mirrors, cameras and optical filters for use in forensic science applications; computer based systems comprised of hardware and downloadable analysis software for use in forensic science applications related to the capture, enhancement, and identification of fingerprints and other forensics investigative materials in the nature of use for data evaluation and assessment in forensic investigations where the captured and enhanced image can be used for use in searchable databases for the investigation, identification, comparison and data processing in association with forensics and forensics science; polymeric films being resin sheets for laboratory use as cell windows for spectroscopic analysis; sample containers for laboratory sample preparation; chemical additives for use in spectroscopic analysis for scientific use; laboratory presses; safety goggles; protective work gloves and glasses; gloves for laboratory purposes; protective industrial respiratory masks and face shields; protective face masks, respiratory masks, shoe covers, coveralls, and aprons for protection against accidents or injury; protective clothing and headwear especially made for use in laboratories; electronic publications being manuals featuring laboratory data and instructions recorded on computer media for use as certified reference materials for general industrial, research, environmental and laboratory use in testing, analysis, and quality control