Assay Technology's List of Chemicals on Diffusive Samplers, A-B

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All 521 Sampling Rates are with both covers removed.  All Detection Limits listed are 8 hour TWAs.

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CAS CHEMICAL NAME OSHA Limits*   Use AT SampRate DetLimit   METHOD
No of ANALYTE PEL STEL   Monitor (mL/min) (ppm)   REF
75-07-0   Acetaldehyde 200 C25a   571 9.77 0.3   MOD EPA TO-11
64-19-7   Acetic Acid 10 15a   543 5.91 1   MOD NIOSH 1603
67-64-1   Acetone 1000 750a   546 2.65 0.7   MOD OSHA 7
75-05-8   Acetonitrile 40     566 11.4 0.2   MOD OSHA 7
107-02-8   Acrolein (propenal) 0.1 C0.1a   592 8.56 0.05   MOD OSHA 52
107-13-1   Acrylonitrile 2 C10   521 83.8 0.01   MOD NIOSH 1604
107-18-6   Allyl Alcohol 2 4n   521 80.8 0.01   MOD OSHA 7
107-5-1   Allyl Chloride 1 2a   521 77.2 0.01   MOD OSHA 7
7664-41-7   Ammonia 50 35a   584 16.32 0.4   MOD OSHA ID 188
628-63-7 n- Amyl acetate 100     566 6.58 0.1   MOD OSHA 7
100-52-7   Benzaldehyde (benzal)       571 5.81 0.02   MOD EPA TO-11
71-43-2   Benzene 1 5   521 73.0 0.003   MOD OSHA 7
100-44-7   Benzyl chloride 1 C1n   521 56.4 0.007   MOD OSHA 7
75-25-2   Bromoform 0.5     521 60.8 0.02   MOD OSHA 7
106-99-0 1,3- Butadiene 2a 5   566 10.5 0.05   MOD OSHA 7
    It is not recommended that the 521 monitor be used to collect 1,3-Butadiene.
75-65-0 t- Butanol 100 150n   566 8.74 0.1   MOD OSHA 7
71-36-3 n- Butanol 100 C50n   566 8.74 0.1   MOD OSHA 7
78-92-2 2- Butanol (sec-butyl alcohol) 150 150n   566 8.74 0.1   MOD OSHA 7
111-76-2 2- Butoxyethanol(ButylCellosolve) 50     566 6.91 0.3   MOD OSHA 7
123-86-4 n- Butyl acetate 150 200a   546 1.63 0.2   MOD OSHA 7
540-88-5 t- Butyl acetate 200     546 1.74 0.5   MOD OSHA 7
141-32-2 n- Butyl acrylate 2a     521 55.6 0.009   MOD OSHA 7
142-96-1   Butyl ether       566 6.58 0.2   MOD OSHA 7
2426-08-6 n- Butyl glycidyl ether 50     566 6.58 0.1   MOD OSHA 7
97-88-1   Butyl Methacrylate       566 6.29 0.1   MOD OSHA 7
1634-04-4 t- Butyl methyl ether (MTBE) 50a     566 8.01 0.1   MOD OSHA 7
109-73-9 n- Butylamine    C 5   585 6.38 0.05   MOD OSHA 60
123-72-8   Butyraldehyde (butanal)       571 6.83 0.03   MOD EPA TO-11