Calibration of measurement equipment to PN10 measures more particles than calibration to PN23. It is therefore logical that compliance with a limit when measured according to PN10 demonstrates compliance with the same limit according to PN23 but this text should be added for legal certainty.
Presentation to define the terms “haze” and “clarity” with regard to light behaviors (scattering) and measurement techniques.
Product brochure for the BYK abrasion scrub tester.