7 terms

Sampling (2)

Heterogeneous sample
Composition varies from place to place within a material
Homogeneous sample
Composition is the same throughout material
Randomly Heterogeneous sample
No knowledge of segregation of materials
Segregated Heterogeneous sample
Knowledge of segregation of materials
Two or more samples obtained separately by the same sampling procedure from the same target.
Two or more samples obtained in the laboratory from the same sample
Representative sample
Reflecting the composition of the target adequately, but not exactly.