Table 5.
Number of area samples above the LOD by food production category.
| Food category | N | Aldehydes
|
Acids
|
Ketones
|
RPa | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Acetal | Ben | Iso | Propional | Fur | Acetic | Butyric | Propionic | Dia | Acetoin | Pent | Hex | Hept | |||
| Baked goods | 24 | 23 | 23 | 23 | 23 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 (8) |
| Cereal | 21 | 21 | 7 | 14 | 7 | 15 | 6 | 6 | 4 | 3 | 3 | 3 | 3 | 0 | 11 (18) |
| Chocolate | 21 | 21 | 20 | 19 | 20 | 10 | 9 | 0 | 1 | 1 | 4 | 0 | 0 | 0 | 0 (3) |
| Dairy | 7 | 7 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | NS |
| Flavor manufacture | 8 | 8 | 8 | 8 | 8 | 1 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | NS |
| Snack food | 14 | 14 | 6 | 0 | 14 | 10 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 (14) |
| Wine | 10 | 10 | 6 | 10 | 6 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | NS |
Abbreviations: Acetal, acetaldehyde; Ben, benzaldehyde; Dia, diacetyl; Fur, 2-furaldehyde; Hept, 2,3, heptanedione; Hex, 2,3-hexanedione; Iso, isovaleraldehyde; N, number of samples collected; NS, not sampled; Pent, 2,3-penanedione; Propional, propionaldehyde; RP, respirable particulate.
a
The number in parenthesis indicates the number of samples collected. The number of particulate samples collected depended on the process being sampled and differed from the other samples.