| Chlorine (Cl2) Calibration Gas - 10 PPM Balance Nitrogen | raecorents.com | 375 USD | — | — |
| Nitrogen Dioxide (NO2) Calibration Gas - 5 PPM Balance Nitrogen | raecorents.com | 325 USD | — | — |
| Ammonia (NH3) Calibration Gas - 50 PPM Balance Nitrogen | raecorents.com | 325 USD | — | — |
| Nitric Oxide (NO) Calibration Gas - 25 PPM Balance Nitrogen | raecorents.com | 325 USD | — | — |
| Meriam MFC 5150 HART Portable Handheld Communicator | raecorents.com | 200 USD | — | — |
| 4-Gas Calibration Mix - H2S, CO, CH4, O2 (34L & 120L) | raecorents.com | 195 USD | — | — |
| Sulfur Dioxide (SO2) Calibration Gas - 5 PPM Balance Nitrogen | raecorents.com | 140 USD | — | — |
| Carbon Dioxide (CO2) Calibration Gas - 1000 PPM Balance Nitrogen | raecorents.com | 125 USD | — | — |
| Methane (CH4) Calibration Gas - 50% LEL (2.5%) Balance Air | raecorents.com | 125 USD | — | — |
| Carbon Monoxide (CO) Calibration Gas - 50 PPM Balance Nitrogen | raecorents.com | 125 USD | — | — |
| Isobutylene (C4H8) Calibration Gas - 100 PPM Balance Air | raecorents.com | 125 USD | — | — |
| Zero Air Calibration Gas - 20.9% O2 | raecorents.com | 125 USD | — | — |
| 4-Gas Bump Test Canister (7 Liters) - H2S, CO, CH4, O2 | raecorents.com | 120 USD | — | — |
| Laptop PC Loaded with Data Management and Testing Software | raecorents.com | 35 USD | — | — |
| 28" probe for Testo 350 / 340 | raecorents.com | 30 USD | — | — |
| Personal Sampling Vest | raecorents.com | 22 USD | — | — |
| C-10 Regulator Stainless Steel 0.5LPM | raecorents.com | 10 USD | — | — |
| Tripod 1/4" Thread Mount | raecorents.com | 10 USD | — | — |
| Tripod for Aethair Pro | raecorents.com | 10 USD | — | — |
| Cassette / Cyclone Holder for Cyclones - by Zefon | raecorents.com | 5 USD | — | — |
| Tygon S3 E-3603 Laboratory Tubing (1/4" ID x 3/8" OD) | raecorents.com | 2 USD | — | — |
| CGA 600 Regulator Adapter | raecorents.com | 0 USD | — | — |