Standardized. Proven.
Offering unmatched accuracy of opacity measurement and control, the BNL-3 Opacimeter saves manufacturers money by helping to control the application of costly coatings and other opacifying agents. This easy-to-use instrument is considered the industry standard. It has been designed to adhere rigorously to pulp and paper industry test methods TAPPI T425, ASTM D589, and Flexible Packaging Association Specification B-8.
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Push-button calibration.
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Absolute reflectance measurement.
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Opal glass calibration standards (traceable to NIST).
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Computer interfacing.