Nitrogen Dioxide is trapped on glass fiber filter impregnated with triethanolamine.  The resulting nitrite ions are quantitated by colorimetry or ion chromatography.

This badge does not collect Nitric Oxide.

Tech Doc


Before sampling, ship and store at room temperature.

After sampling, store and ship at room temperature.  Ship for samples to arrive at the laboratory within 28 days of sampling.

Use For

8 hour/TWA sampling.

Note: Reporting limit for a 15 minute/STEL sample is 1 ppm.

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To order, if you already know the part number you need, we suggest using the quick order form.  But if you are unsure, use the menu that starts “With Prepaid Analysis?” and it will lead you to the best product for you.  If you are unsure if you want to pay for the analysis at the same time as the badge, learn more about prepaid analysis.