| 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 |
