No abstract

This hook was prepared a$ an accbuhf of work sponsored by an agency of the United States Government. Neither the United Stales Gwernmenx nar any agency Iharmf, nar any of their empl@yms, makes any warranty, ex-prews or impJied, .or assumes any Iwl liability or resp~rrslitsig for the accuracy, con>p!etensss, or usef~h~css of any ~nfwmsltion, Bpparatut, pradual or p r o w s @ X I-, or represents that its u a would net inkinge privately owned rights. References herein to any spmific camm@mal product, processs or service by trade name, trademark, manufacturer, or dher~vffie, daes not mcewrily Wnsbifldte Or imply its endBrsement, recmmendatmn, sr hvor~ng by the UniW Stdtw Gavernment or any agency thcmf. The v i m and opinians of euthcws expressed hrcn'n do npt necessarily state 9r refleet those of the Unit& States Oovernmsnt Qr any agency 'thereof.

No abstract

No abstract

This report documents the results of an evaluation of a portable, passive cryogenic sampler designed for the collection of whole air samples without loss or concentration of any. atmospheric constituents. The design criteria included: