ASTM International - ASTM F490-77
Method for Microscopical Sizing and Counting Particles on Membrane Filters Using Image Shear (Withdrawn 1992)
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| Organization: | ASTM International |
| Publication Date: | 1 January 1977 |
| Status: | inactive |
| ICS Code (Optical equipment): | 37.020 |
Document History
ASTM F490-77
January 1, 1977
Method for Microscopical Sizing and Counting Particles on Membrane Filters Using Image Shear (Withdrawn 1992)
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