Sampling media, namely, chemicals in the nature of sorbents held inside glass tubes and stainless steel tubes, for use with air sampling pumps for the collection of hazardous air contaminants; Sampling media, namely, chemically treated cellulose and chemically treated sorbents held inside small plastic housings with multiple holes through which air contaminants diffuse, all for the collection of hazardous air contaminants; Sampling media, namely, adsorbent chemicals in the nature of sorbents, for the collection of hazardous air contaminants; Sampling system including woven gauze pads and cotton tipped swabs, chemical reagents, plastic detection cartridges, and paper templates, for the collection of methamphetamine residue on surfaces, extraction of the sample, and semi-quantitative results; Chemical solutions for use with fit testing apparatus; Chemical solutions for the removal of hazardous chemical contaminants from surfaces; Chemical solutions for the removal of hazardous chemical contaminants from skin

Metal adapters with tapered ends that facilitate the connection of sampling media outlets to sampling pump inlets via different flexible tubing diameters; Miniature metal prybar for opening plastic air sampling cassettes; Metal samplers for the separation and collection of airborne contaminants that exist in both the vapor and particulate phases, all for use with sampling pumps for the collection of hazardous air contaminants

Scientific equipment, namely, sampling pumps used to collect samples of chemicals in air, mainly for the industrial and occupational hygiene markets; Airflow calibrators, namely, calibrated flow metering instruments used to measure airflow generated by an air sampling pumps; Electronic instruments that measure the concentration of particles in air and provide a direct readout; Restrictive size-selective samplers that house paper filters and plastic filters and separate particulate contaminants by size, all for use with sampling pumps for the collection of hazardous air contaminants; Bioaerosol samplers, namely metal impactors, glass impingers, and plastic cassettes holding agar media, liquid media, or stick glass slide media, respectively, or plastic filter for the collection of airborne bioaerosols when used with a sampling pump; Bioaerosol samplers, namely rayon-tipped swabs and adhesive plastic slides for the collection of bioaerosols on surfaces; Bioaerosol samplers, namely plastic cassettes with angled plastic tubing nozzle and holding a plastic filter for the collection of bioaerosols in carpeting when used with a sampling pump; Electronic battery chargers, single units and five-station units, for the charging of rechargeable batteries in sampling pumps; Electronic device, namely a specialized sound level meter worn on a person to measure personal noise exposure integrated over a period of time; Electronic device, namely a hand-held instrument with microphone for acoustic measurements; Electronic device, namely a hand-held instrument that produces a calibrated tone for the calibration of noise and sound measuring instruments

Sampling media, namely, chemically treated cellulose and chemically treated sorbents held inside small plastic housings with multiple holes through which air contaminants diffuse, all for the collection of hazardous air contaminants; Non-woven cellulose or polypropylene fiber wipes for the collection of chemical contaminants on skin and surfaces that are exposed to chemical developers for a colorimetric result; Paper filters, glass fiber filters, and quartz filters; Sampling media, namely, chemically treated paper filters, glass fiber filters, quartz filters, plastic filters, and silver filters held inside a plastic cassette, for the collection of hazardous air contaminants; Colorimetric sensors, namely paper filters treated with chemical reagents bonded to an adhesive strip, worn under personal protective equipment to detect breakthrough of chemical contaminants

Plastic samplers that house paper filters and plastic filters for the collection of airborne particles and restrictive size-selective plastic samplers and metal samplers that house paper filters and plastic filters and separate particulate contaminants by size, all for use with sampling pumps for the collection of hazardous air contaminants; Sampling media, namely, sample bags made of extruded plastic film and foil, not for wrapping, into which air is pulled with sampling pumps to trap hazardous air contaminants, for the collection of hazardous air contaminants; Plastic tube holders, with metal components, for facilitating connection of sorbents held in tubes to sampling pumps for the collection of hazardous air contaminants; Plastic samplers for the separation and collection of airborne contaminants that exist in both the vapor and particulate phases, all for use with sampling pumps for the collection of hazardous air contaminants; Sampling media, namely, sample bags made of extruded plastic film, not for wrapping, into which air is pulled with air sampling pumps to trap hazardous air contaminants, for facilitating the use of air sampling pumps for the collection of hazardous air contaminants; Plastic constant pressure controllers for regulating pressure in air sampling trains; Negative pressure sampling chambers, namely plastic boxes with airtight seal that house sampling bags to be filled with sample air by the vacuum created by a sampling pump, for the collection of hazardous air contaminants; Plastic cassette holders for facilitating connection of filters held inside plastic cassettes to sampling pumps, for the collection of hazardous air contaminants; Calibration jars, namely plastic jars of specified volume into which samplers and sampling media can be placed for facilitating calibration of sampling pumps