SKC Passive Sampling Guide for Formaldehyde

Chemical Hazard


CAS. No.


Agency Standards OSHA TWA (ppm)



0.3 C

Sampling Parameters

Sampling Rate (ml/min)

Minimum Sampling Time (min)

Maximum Sampling Time (hrs)




Analytical Method


Desorption Efficiency %


Desorption Solvent

Acetonitrile (3 ml)

SKC Sampling Equipment

Passive Sampler:500-100 

Validation Type

Sampler passed stringent testing as outlined in NIOSH and ANSI protocols including desorption efficiency, relative humidity, temperature, concentration, sampling rate and capacity, reverse diffusion, and storage.

Research Report



Tape is desorbed with 3.0 ml Acetonitrile. Refer to the operating instructions for details

This SKC Air Sampling guide is a reference only to assist users in finding the method, sampling equipment, and sampling media for a specific compound. This publication is intended for general information only and should not be used as a substitute for reviewing applicable government regulations, equipment operating instructions, or legal standards. Users must consult the appropriate sampling method for the compound of interest before sampling. The sampling parameters shown here are suggestions based on the ranges or volume, flow, and time specified in the methods. It is the responsibility of the analyst performing the sampling and analysis steps to adjust the parameters so that the required detection limits can be obtained. The information contained in this document should not be construed as legal advice or opinion nor as a final authority on legal or regulatory procedures.

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