| Disk Particle Filter | 5 micron pore | forensicsdetectors.com | 15 USD | 145 USD | −89.7% |
| Probe and Disk Filter for Air Sampling | 3 inch Probe | forensicsdetectors.com | 35 USD | 145 USD | −75.9% |
| Calibration Cap FD-90A | forensicsdetectors.com | 5 USD | 15 USD | −66.7% |
| Sensor Replacement & Calibration Service | forensicsdetectors.com | 130 USD | 365 USD | −64.4% |
| Ozone Detector | USA NIST Calibration | forensicsdetectors.com | 325 USD | 895 USD | −63.7% |
| Hydrogen Detector | USA NIST Calibration | forensicsdetectors.com | 365 USD | 995 USD | −63.3% |
| Combustion Gas Filter | NOx Filter | forensicsdetectors.com | 35 USD | 95 USD | −63.2% |
| OZONE Analyzer | Data Logging | NIST Calibration | forensicsdetectors.com | 495 USD | 1,295 USD | −61.8% |
| Professional Combustion Analyzer | Monoxor | USA NIST Calibration | forensicsdetectors.com | 495 USD | 1,295 USD | −61.8% |
| Ozone Detector & Pump | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| Ethylene Detector | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| Phosphine Detector | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| Ethylene Oxide Detector | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| Formaldehyde Detector | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| Ozone Meter | High-Range 100 ppm | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| Combustibles Analyzer | EX LEL | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| Nitric Oxide Gas Detector | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| VOC Gas Detector | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| Explosimeter Gas Analyzer | EX LEL | USA NIST Calibration | forensicsdetectors.com | 395 USD | 995 USD | −60.3% |
| USB Car Charger | forensicsdetectors.com | 10 USD | 25 USD | −60% |
| Hydrogen Cyanide Detector | USA NIST Calibration | forensicsdetectors.com | 399 USD | 995 USD | −59.9% |
| Hydrogen Chloride Detector | USA NIST Calibration | forensicsdetectors.com | 399 USD | 995 USD | −59.9% |
| Nitrogen Dioxide Detector | USA NIST Calibration | forensicsdetectors.com | 365 USD | 895 USD | −59.2% |
| CO2 Meter for Safety | 0-5000 ppm | USA NIST Calibration | forensicsdetectors.com | 495 USD | 1,195 USD | −58.6% |
| Sulfur Dioxide Detector | USA NIST Calibration | forensicsdetectors.com | 375 USD | 895 USD | −58.1% |
| Wall Mount Monitor with "Sensor Extension" (Custom Order) | forensicsdetectors.com | 795 USD | 1,895 USD | −58% |
| Hydrogen Sulfide Detector | Wall Mount | USA NIST Calibration | forensicsdetectors.com | 695 USD | 1,595 USD | −56.4% |
| Chlorine Detector | Wall Mount | USA NIST Calibration | forensicsdetectors.com | 695 USD | 1,590 USD | −56.3% |
| Carbon Monoxide Meter & Pump | USA NIST Calibration | forensicsdetectors.com | 175 USD | 399 USD | −56.1% |
| Combustion & Moisture Line Filter Kit | forensicsdetectors.com | 55 USD | 125 USD | −56% |
| Chlorine Gas Meter | USA NIST Calibration | forensicsdetectors.com | 395 USD | 895 USD | −55.9% |
| Needle Probe and Filter | 1 inch | for Micro Leaks | | forensicsdetectors.com | 20 USD | 45 USD | −55.6% |
| Hydrogen Gas | Wall Mount | USA NIST Calibration | forensicsdetectors.com | 695 USD | 1,555 USD | −55.3% |
| Helium Analyzer | Leak Detection | USA NIST Calibration | forensicsdetectors.com | 895 USD | 1,995 USD | −55.1% |
| Radiation Test Card for Geiger Counter | forensicsdetectors.com | 25 USD | 55 USD | −54.5% |
| Hydrogen Fluoride Gas Detector | USA NIST Calibration | forensicsdetectors.com | 595 USD | 1,295 USD | −54.1% |
| Oxygen Analyzer | Leak Purge & Weld Monitor (100ppm) | forensicsdetectors.com | 595 USD | 1,295 USD | −54.1% |
| Styrene Gas Detector | USA NIST Calibration | forensicsdetectors.com | 595 USD | 1,295 USD | −54.1% |
| Carbon Monoxide Super-Meter | 0.1 ppm | Scuba | USA NIST Calibration | forensicsdetectors.com | 185 USD | 399 USD | −53.6% |
| Argon Analyzer | Leak 0-100% | USA NIST Calibration | forensicsdetectors.com | 995 USD | 2,125 USD | −53.2% |