GuideAppendix B
Glossary
| Term | Meaning |
|---|---|
| ATP | Adenosine triphosphate swab test for surface cleanliness; result in RLU. |
| BMR | Batch Manufacturing Record. |
| Blend uniformity | Evenness of ingredient distribution throughout a blend. |
| CAPA | Corrective and preventive action. |
| Carr’s Index | Compressibility index from bulk and tapped density; indicates flow. |
| CPP | Critical process parameter. |
| FCS / NFCS | Food-contact / non-food-contact surface. |
| GDP | Good Documentation Practice. |
| Geometric dilution | Stepwise doubling to spread a small quantity evenly. |
| Glidant | Excipient that improves powder flow. |
| Hausner Ratio | Tapped density ÷ bulk density. |
| IPC | In-process control. |
| Lubricant | Excipient that reduces friction, e.g. magnesium stearate. |
| Minimum weight | Smallest load a scale weighs to the required accuracy. |
| OOS | Out of specification. |
| PAT | Process Analytical Technology: real-time process measurement. |
| RSD | Relative standard deviation. |
| Segregation | Separation of blended particles by size, density or shape. |
| Thief probe | Sampling tool that withdraws powder from a set depth. |
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