National Institute for Occupational Safety and Health

“ Ethanol (flash point = 12 °C) is a fire hazard. Vinyl bromide is suspect carcinogen. Prepare samples and standards in a well-ventilated hood.
SAMPLING: 1. 2. 3. 4.
Calibrate each personal sampling pump with a representative sampler in line. Break the ends of the sampler immediately before sampling. Attach sampler to personal sampling pump with flexible tubing. Sample at an accurately know flow rate between 0.01 and 0.2 L/min for at total sample size of 2 to 10 L. Cap the samplers with plastic (not rubber) caps and pack securely for shipment.
SAMPLE PREPARATION: 5. 6. 7. ”

“ A silyated glass wool plug precedes the front section and a urethane foam plug follows the back section. Pressure drop across the tube at 1 L/min airflow must be less 3.4 kPa. Tubes are commercially available (Supelco ORBO-32; SKC ST 226-09) . 2. Personal sampling pumps, 0.01 to 0.2 L/min, with flexible connecting tubing. 3. ”

“ Vials, glass, 25-mL, crimp seals or caps with FTFE-lined silicone rubber septa. 6. Pipet, 15-mL, with pipet bulb. 7. Syringes, 10-μL, readable to 0.1 μL; 1-mL, gas-tight, with valve. 8. Balance, readable to 1 mg. 9. Flasks, volumetric, 2-, 5-, 10- and 25-mL. 10. File, triangular. 11. Ice. ”