Claims
- 1. In an improved process of passing an aerosol mixture through a filter, thereafter measuring the efficiency of the filter the improvement consisting essentially of said aerosol solely containing a composition of the following chemicals in percentages, by volume, of about:
- ______________________________________% Chemical______________________________________A. 60-66 isostearic acidB. 13-17 isooleic acidC. 1-3 isopalmitic acidD. 8-10 stearic acidE. 6-12 oleic acid.______________________________________
- 2. The process of claim 1 wherein the concentration of said aerosol at said filter is 100 mg/m.sup.3 plus or minus 20 mg/m.sup.3.
- 3. The process of claim 1 wherein said measuring is done by light-scattering means.
- 4. The process of claim 1 wherein the geometric mean diameter is about 0.20 micrometers.
- 5. The process of claim 1 wherein the geometric standard deviation is about 1.25.
GOVERNMENTAL INTEREST
The invention described herein may be made, used or licensed by or for the Government for governmental purposes without the payment to us of any royalties thereon.
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Ortiz et al. |
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