Recognized standard
E2490-09 (Reapproved 2021)
FDA recognition 18-1 · ASTM · Nanotechnology
Key facts
| Recognition number | 18-1 |
|---|---|
| Designation | E2490-09 (Reapproved 2021) |
| Title | Standard Guide for Measurement of Particle Size Distribution of Nanomaterials in Suspension by Photon Correlation Spectroscopy (PCS) |
| Standards developer | ASTM International |
| Specialty area | Nanotechnology |
| Date of entry | Apr 4, 2016 |
| Scope (excerpt) | 1.1 This guide deals with the measurement of particle distribution of suspended particles, which are solely or predominantly sub-100 nm, using the photon correlation (PCS) technique. It does not provide a complete measurement methodology for any specific nanomaterial, but provides a general overview… |
At a glance
- None Product codes
- 1–9 FDA guidance documents
Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.
About FDA-recognized consensus standards
The FDA recognizes voluntary consensus standards that manufacturers can cite in premarket submissions to show conformity with specific requirements.
Source: U.S. Food and Drug Administration (FDA), Recognized Consensus Standards database · Source date: