Compass Cryogenics Vapor Monitor can be worn as a badge near the breathing zone to measure personal exposure, or placed in a room to measure area concentration.
Occupational safety standards are based on personal exposure monitoring of each employee who may be exposed to the vapor as a regular part of their job. Periodic monitoring of personnel and room concentrations is recommended
| Exposure Limits | ACGIH | OSHA | NIOSH |
|---|---|---|---|
| TWA (ppm) | 50 | N/A | 25 |
| STEL/CEIL (ppm) | N/A | N/A | N/A |
Sampling Medium: Activated Sodium Alumino Silicate Molecular Sieve Adsorbent
Reference Method: NIOSH Method 6600
Recommended Sampling Time: 30 minutes to 8 hours
Minimum Level of Quantitation: 1 ppm for 1 hour
Interferences: No interferences are known.
Effect of Temperature: Less than 15% between 56 °F and 111 °F
Effect of Humidity: No effects detected at 30% RH to 92% RH.
Overall System Accuracy: Better than +/-16% at 25 ppm for 8 hours
Coefficient of Variation = 0.039
Found to be the only accurate monitoring badge by the American Dental Association.
Storage Conditions: Maximum shelf life one year.
Recommended Holding Time: Two weeks prior to analysis.
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