P18.1
Apparent Bulk Density Measurement — ISO 697:1981 Method
Procedure 11 of 40 · Chapter 18 · §18.1.1
1 table 0 notes
Table 1
| Protocol Parameter | Specification |
|---|---|
| Funnel orifice (free-flowing powder) | 40 mm internal diameter |
| Funnel orifice (caking-prone powder) | 60 mm internal diameter |
| Receiver volume | 500 mL or 1000 mL, calibrated to ±0.5 mL |
| Filling method | Free fall from funnel; no vibration or tapping |
| Surface leveling | Single scribe with straightedge; no compression |
| Repeatability limit | ≤5% of mean value between two replicates |
| Reporting unit | g/L (three significant figures) |