FED-STD-791 Lubricants, Liquid Fuels, And Related Products, Testing Method OfThis test method standard is composed of standard test methods for sampling, inspecting and testing lubricants, liquid fuels and related products. It is issued pursuant to the Federal Property and Administration Services Act of 1949, as amended and its application to the purchase of commodities referred to herein is mandatory on all Federal agencies.

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'�NOTE:This draft dated 15 April 2006' by DasH - Page 91 of 460

FED-STD-791D

960

317

Calibration factor =

3.08 A

where:

A = sum of widths of unit areas, cm.

8. REPORTING

8.1 For each size range, multiply the results by the calibration factor (see 6.10), subtract

the values obtained for each size range for the blank from those obtained on the specimen filter

and report the results as the total number of particles (of the size range) present (see Figure 2).

Also, report the total filtration time and subparagraph from which it was obtained.

9. PRECISION

9.1 Precision data have not been developed for this method.

Method Prepared By:

Army - ME - 1986