Facility-Related Systems, Equipment, and Supplies

Category	Application	Alternatives
ANALYTICAL INSTRUMENTS (Mercury chloride as reagent)	Sequential Multi-Channel Auto-analyzer (SMCA) AU 2000	Ion Selective Electrode
BAROMETERS AND MANOMETERS	Monitoring air pressure, weather conditions Flow meters and controllers for natural gas supplies	Bourdon tube Electronic gauges Non-mercury flow meters
COMMERCIAL CLEANING AGENTS Bleach Detergents Scouring powders Soaps	Cleaning and disinfection	Mercury may be a contaminant in these products. Use alternate brands with lower mercury levels or no detectable mercury
DC WATT HOUR METERS	E.g., Duncan - no longer made, but may still be in use
DISPLACEMENT/PLUNGER RELAY	Power supply switching lighting Electric commercial appliances
FLAME SENSOR/SAFETY VALVE Stainless steel bulb, capillary tube, bellows/control device	Main gas burners w/ standing pilot or electrical ignition pilot: some infrared heaters (component supplied by Robertshaw and Harper-Wyman) Some furnaces (components supplied by White Rodgers) Commercial kitchen appliances
LAMPS	Fluorescent Bilirubin blue General purpose High output Germicidal lamps Cold cathode Hot cathode Slimline Metal halide high pressure sodium vapor Mercury vapor ultra-violet spectral lamps Neon (all colors except red, orange and pink)	High intensity discharge Fluorescent lights certified to pass EPA TCLP test for mercury and lead Mercury- and lead-free high pressure sodium lamps Energy efficient lighting systems
PAINT	Mercury-based anti-mildew agents	Non-mercury biocides
RELAYS AND SWITCHES	DISPLACEMENT/PLUNGER RELAYS: High current/voltage lighting Power supply switching Tungsten lighting Wetted reed relay/wetter reed switch: test, calibration, measurement equipment TILT SWITCHES: Airflow/fan limit control Building security systems Chest freezer lid switches Fire alarm box switches Fluid level controls Pressure control Silent light switches Temperature controls	Mechanical and solid state relays Mechanical switches Magnetic dry reed switches Optic sensors
THERMOSTATS	Temperature control in rooms, incubators, refrigerators etc.	Thermostat with bi-metallic strip Snap switches Electronic type
THERMOMETERS	Various	Electronic (digital) Non-mercury liquid filled
WATER TREATMENT CHEMICALS Contaminant in sodium hydroxide, sulfuric acid	pH adjustment	Lower mercury content chemicals from alternate suppliers Alternative neutralizing chemicals such as hydrochloric acid