National Institute for Occupational Safety and Health

“ Methylcyclohexanol can irritate the eyes and upper respiratory tract and can cause liver and kidney damage. Methylene chloride is an irritant, can be absorbed through the skin, and is a suspect carcinogen [3] . Prepare samples in a 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 known flow rate between 0.01 and 0.2 L/min for a total sample size of 1 to 15 L. Cap the samplers. ”

“ Pressure drop across the tube at 1 L/min airflow must be less than 25 mm/Hg. Tubes are commercially available. 2. Personal sampling pump, 0.01 to 0.2 mL/min, with flexible polyethylene or PTFE tubing. ”