Table 1 Variation of olfactively perceivable malodour compounds through the wear-wash-dry cycle, as identified by GC-O-MS (T: worn T-shirt; T_w: washed T-shirt; T_hd; humid dried worn T-shirt)
From: Unravelling the hidden side of laundry: malodour, microbiome and pathogenome
Chemical class | Malodour VOC (olfactively perceived) | Test condition | No. of occurrences |
|---|---|---|---|
Linear carboxylic acids | Butanoic acid | T | 4 |
T_w | 1 | ||
T_hd | 6 | ||
Pentanoic acid | T | 8 | |
T_w | 0 | ||
T_hd | 3 | ||
Hexanoic acid | T | 8 | |
T_w | 2 | ||
T_hd | 3 | ||
Octanoic acid | T | 6 | |
T_w | 0 | ||
T_hd | 1 | ||
Non-linear carboxylic acids | 2&3 methyl butanoic acids | T | 18 |
T_w | 5 | ||
T_hd | 18 | ||
3-methyl hex-2-enoic acid | T | 8 | |
T_w | 0 | ||
T_hd | 1 | ||
4-hydroxy butanoic acid | T | 5 | |
T_w | 0 | ||
T_hd | 2 | ||
2-ethyl hexanoic acid | T | 6 | |
T_w | 1 | ||
T_hd | 0 | ||
Aldehydes | Hexanal | T | 1 |
T_w | 2 | ||
T_hd | 1 | ||
Octanal | T | 5 | |
T_w | 9 | ||
T_hd | 2 |