Aggregation Unit

**Semantic type:** Quantitative Concept

**Definition:** An arbitrary unit of measure for particle aggregation which is derived from an increase in sample impedance as aggregation occurs.

**Synonyms:** - AGGREGATION UNIT - AU - Arbitrary Aggregation Unit - {AGGREGATION UNIT} - {AGGREGATION UNIT} - {AU} - {AU} - {Aggregation Unit} - {Aggregation Unit}