density scale

density scale

[′den·səd·ē ‚skāl]
(graphic arts)
A value for the range density for a photographic material that corresponds to the difference between the maximum density and the minimum density. Also known as net density.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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This is important as women who are on the higher end of the breast density scale carry a higher risk for breast cancer some time during their lifetime.
At the opposite end of the density scale, GE Plastics will display new grades of its highly filled "Heavy" Valox PBT (PT, Dec.
Because of these issues, radiologists classify breast density using a four-level density scale established by the American College of Radiology as part of its Breast Imaging Reporting and Data System (BI-RADS) standard.
Take advantage of the "bumping clause." All of the 100 or so commodities that are subject to the standard multiple scale of ratings, which is based on density, and the 25 commodities that are subject to the expanded density scale are also subject to Item (Rule) 171 of the NMFC, known as the "Bumping Clause." Under this rule, if your actual density is close to the next-heavier density group, you may "bump" your shipment up to the next group and qualify for that group's rate.
Incidentally, a density scale at the air-charging station provides continuous closed-loop density control.
According to my count, there currently are more than 100 commodities in the National Motor Freight Classification (NMFC) that are subject to the National Classification Committee's standard density scale. That scale includes nine different density groups and nine different classification ratings, or classes.
A&P International, Manufacturer and supplier of: PM-1 Microcopy Targets, PM-3 General Planetary Targets, PM-189 Scanner Resolution Targets, PM-MGP Metric General Purpose Targets, Check Size Targets, Large Area and Rotary Targets, Microscopes and Lupes, Density Scales, Mircographic Supplies, And more!
Many classification descriptions have five or fewer density groups, and some are not in conformity with the density groups found in the standard or broader density scales. One example is "Cones, Marshmallow-Cream Filled" under NMFC Item 40020.

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