contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
---
This section describes how to verify the performance of an inertial PM balance.
(a)Independent verification. Have the balance manufacturer (or a representative approved by the balance manufacturer) verify the inertial balance performance within 370 days before testing.
(b)Other verifications. Perform other verifications using good engineering judgment and instrument manufacturer recommendations.