(1) Allegato A Soglie olfattive dei più comuni odoranti
COMPOSTO
SOGLIA OLFATTIVA
nome
formula
mg/m
3
ppm
V
1
Acetaldehyde
C
2
H
4
O
0,34
0,186
2
Acetamide
C
2
H
5
NO
147,91
60,26
3
Acetic acid
C
2
H
4
O
2
0,36
0,144
4
Acetic anhydride
C
4
H
6
O
3
2,5
0,59
5
Acetone (2-Propanone)
C
3
H
6
O
34,7
14,5
6
Acetonitrile
C
2
H
3
N
166
97,7
7
Acetophenone
C
8
H
8
O
1,82
0,363
8
Acetyl chloride
C
2
H
3
ClO
0,26
0,08
9
Acetylene
C
2
H
2
501
457
10
Acrolein (2-Propenal)
C
3
H
4
O
0,41
0,174
11
Acrylic acid (Propenoic acid)
C
3
H
4
O
2
0,316
0,29
12
Acrylonitrile (2-Propenenitrile)
C
3
H
3
N
37,2
16,6
13
Allyl alchool (2-Propen-1-ol)
C
3
H
6
O
0,66
0,27
14
Allylamine (2-Propenylamine)
C
3
H
7
N
8,9
3,7
15
Allylcarbylamine (2-Propenyl isocyanide)
C
4
H
5
N
0,031
0,011
16
Allyl chloride
C
3
H
5
Cl
1,5
0,48
17
Allyl isothiocyanate
C
4
H
5
NS
0,144
0,035
18
Allyl mercaptan (2-Propen-1-thiol)
C
3
H
6
S
0,00126
0,0004
19
Allyl methoxiphenol (eugenol)
C
10
H
12
O
2
0,072
0,0107
20
Allyl methylenedioxybenzene (safrole)
C
10
H
10
O
2
0,065
0,0095
21
1-Aminonaphtalene (1-Naphtylamine)
C
10
H
9
N
0,204
0,034
22
2-Aminonaphtalene
C
10
H
9
N
1,66
0,275
23
Ammonia
NH
3
4,074
5,75
24
Amyl acetate (Penthyl acetate)
C
7
H
14
O
2
0,17
0,031
25
Amyl alchool C5H12O
1,7
0,47
26
Amyl alchool (tert-) C5H12O
7,08
1,9
27
Amyl isovalerate
C
10
H
20
O
2
0,0316
0,0044
28
Amyl mercaptan
C
5
H
12
S
0,00053
0,00012
29
Amyl mercaptan (tert-)
C
5
H
12
S
0,00316
0,00072
30
Amyl salicylate
C
12
H
16
O
3
0,031
0,0036
31
Anetole
C
10
H
12
O
0,0447
0,0071
32
Aniline
C
6
H
7
N
2,63
0,676
33
Anisaldehyde
C
8
H
8
O
2
0,186
0,033
34
Anisole
C
7
H
8
O
0,158
0,186
35
Apiole
C
12
H
14
O
4
158,5
17
36
Arsine
AsH
3
3,45
1,07
37
Benzaldehyde
C
7
H
6
O
0,186
0,0417
38
Benzene
C
6
H
6
12
3,63
39
Benzenethiol (thiophenol)
C
6
H
6
S
0,0015
0,00031
40
Benzoquinone
C
6
H
4
O
2
0,052
0,0107
41
Benzoyl chloride
C
7
H
5
OCl
0,0398
0,0068
42
Benzyl acetate
C
9
H
10
O
2
0,912
0,144
43
Benzyl chloride (chlorotoluene)
C
7
H
7
Cl
0,182
0,0339
44
Benzyl mercaptan (alpha-Toluenethiol)
C
7
H
8
S
0,00813
0,0016
45
Borneol
C
10
H
18
O
0,0135
0,0021
46
Bornyl acetate
C
12
H
20
O
2
0,1122
0,0138
47
Bornyl salicylate
C
17
H
22
O
3
0,38
0,033
48
Bromine
Br
2
0,437
0,0661
49
alpha-Bromoacetophenone
C
8
H
7
BrO
0,076
0,0091
50
Bromobenzene
C
6
H
5
Br
0,631
0,144
51
Bromoethane
C
2
H
5
Br
14,12
3,1
52
Bromoform (Tribromomethane)
CHBr
3
4,79
0,447
53
Bromo methylbenzene
C
7
H
7
Br
0,11
0,0155
54
2-Bromophenol
C
6
H
5
BrO
0,00002
0,0000025
55
Bromural
C
6
H
11
O
2
Br
2,88
0,309
56
1,3-Butadiene
C
4
H
6
3,16
1,38
57
Butanal
C
4
H
8
O
0,0275
0,0089
58
Butane
C
4
H
10
489,8
204,2
59
1-Butanethiol
C
4
H
10
S
0,0054
0,0014
60
Butanoic (butyric) acid
C
4
H
8
O
2
0,0144
0,00389
61
1-Butanol (butyl alchool)
C
4
H
10
O
1,51
0,49
62
2-Butanol (sec butyl alchool)
C
4
H
10
O
5,25
1,7
63
1-Butene
C
4
H
8
1,23
1,95
64
2-Butene
C
4
H
8
12
5,13
65
2-cis Butene
C
4
H
8
0,513
0,219
66
Butyl acetate
C
6
H
12
O
2
0,933
0,195
67
Butyl acrilate
C
7
H
12
O
2
0,0141
0,00263
68
Butyl amine
C
3
H
11
N
1,585
0,525
69
Butyl cellosolve
C
6
H
14
O
2
1,66
0,339
70
Butyl cellosolve acetate
C
8
H
16
O
3
5,43
0,347
71
Butyl ether (N-)
C
8
H
18
O
0,251
0,0468
72
Butyl formate
C
5
H
10
O
2
4,57
1,07
73
sec-Butyl mercaptan
C
4
H
10
S
0,0007
0,00018
74
tert-Butyl mercaptan
C
4
H
10
S
0,00012
0,0003
75
Butyl salicylate
C
11
H
14
O
3
0,074
0,0091
76
2-Butyne
C
6
H
6
12.03
4,495
77
Camphor
C
10
H
16
O
0,323
0,051
79
Caproic (Hexanoic) acid
C
6
H
12
O
2
0,06
0,0126
80
Caprylic (octanoic) acid
C
8
H
16
O
2
0,024
0,004
81
Carbitol
C
6
H
14
O
3
3,981
0,708
82
Carbitol acetate
C
8
H
16
O
4
0,631
0,0851
83
Carbon disulfide
CS
2
0,302
0,0955
84
Carbonyl chloride (phosgene)
COCl
2
2,3
0,55
85
Carvacrol
C
10
H
14
O
0,071
0,0112
86
Carvone
C
10
H
14
O
0,141
0,0224
87
Cellosolve (ethoxyethanol, ethyl glicol)
C
4
H
10
O
2
4,571
1,23
88
Cellosolve acetate
C
6
H
12
O
3
1
0,182
89
Chloral (Trichloroethanal)
C
2
HCl
3
O
0,288
0,0468
90
Chloral hydrate
C
2
H
3
Cl
3
O
2
0,0417
0,006
91
Chlorine
Cl
2
1,48
0,5
92
alpha-Chloroacetophenone
C
8
H
7
ClO
0,166
0,0257
93
2-Chloroacetic acid
C
2
H
3
ClO
2
0,288
0,0724
94
Cloroacetophenone (alpha-)
C
8
H
7
ClO
0,166
0,0091
95
2-Chloroaniline
C
6
H
6
ClN
0,275
0,051
96
3-Chloroaniline
C
6
H
6
ClN
0,447
0,0832
97
4-Chloroaniline
C
6
H
6
ClN
0,631
0,117
98
Chlorobenzene
C
6
H
5
Cl
3,55
0,741
99
1-Chlorobutane
C
4
H
9
Cl
29,5
7,58
100
1-Chlorodecane
C
10
H
21
Cl
0,389
0,0525
101
Chloroethane
C
2
H
5
Cl
10,96
4,07
102
Chloroform (Trichloromethane)
CHCl
3
58,9
11,75
103
1-Chloroheptane
C
7
H
15
Cl
2,82
0,501
104
Chloromethane
CH
3
Cl
21,38
10,23
105
5-Chloro-2-methylaniline
C
7
H
8
ClN
0,0398
0,0068
106
1-Chloro-2-methylbenzene
C
7
H
7
Cl
1,15
0,219
107
4-Chlorophenol
C
6
H
5
ClO
0,00257
0,00048
108
2-Chlorophenol
C
6
H
5
ClO
0,0039
0,00072
109
1,8-Cineole (eucalyptol)
C
10
H
18
O
0,105
0,0162
110
Cinnamaldehyde (3-Phenylpropenal)
C
9
H
8
O
0,014
0,0026
111
Cinnamic alchool (3-Phenylpropenol
C
9
H
10
O
0,0069
0,0012
112
Citral
C
10
H
16
O
0,0468
0,0074
113
Citral a (geranial)
C
10
H
16
O
0,02
0,00316
114
Citronellal
C
10
H
18
O
0,0741
0,0115
115
Citronellol
C
10
H
20
O
0,0457
0,0071
116
Coumarin
C
9
H
6
O
2
0,0045
0,00072
117
m-Cresol (3-Methylphenol)
C
7
H
8
O
0,0035
0,0008
118
o-Cresol (2-Methylphenol)
C
7
H
8
O
0,0078
0,0017
119
p-Cresol (4-Methylphenol)
C
7
H
8
O
0,0083
0,0019
120
p-Cresyl acetate
C
9
H
10
O
2
0,0078
0,00078
121
Crotonaldehyde (trans-2-Butenal)
C
4
H
6
O
0,389
0,135
122
Crotyl mercaptan (2-Butenethiol)
C
4
H
8
S
0,00049
0,00013
124
Cyclohexane
C
6
H
12
77,6
21,88
125
Cyclohexanol
C
6
H
12
O
0,257
0,0616
126
Cyclohexanone
C
6
H
10
O
2,88
0,708
127
Cyclohexene
C
6
H
16
1,23
0,363
128
Cyclooctane
C
8
H
16
3,02
0,646
129
Cyclopentadiene
C
5
H
6
10,47
3,8
130
Cyclopentanol
C
5
H
10
O
195
53,7
131
Cyclopentanone
C
5
H
8
O
5,9
1,7
132
o-Cymene
C
10
H
14
O
0,0045
0,0008
133
p-Cymene
C
10
H
14
O
0,012
0,00213
134
trans-2,trans-4-Decadienal
C
10
H
16
O
0,00022
0,0000035
135
Decanal
C
10
H
20
O
0,0058
0,00089
136
Decane
C
10
H
22
4,36
0,74
137
1-Decanol
C
10
H
22
O
0,12
0,0182
138
2-Decanone
C
10
H
20
O
0,0525
0,0079
139
trans-2-Decenal
C
10
H
18
O
0,0023
0,00036
140
Diacetone alchool
C
6
H
12
O
2
4,36
0,891
141
Diacetyl
C
4
H
6
O
2
0,0158
0,00437
142
Diallyl disulfide
C
6
H
10
S
2
0,0046
0,0007
143
Diallyl sulfide
C
6
H
10
S
0,00042
0,000087
144
Diamyl sulfide (Penthylthiopentane)
C
10
H
22
S
0,0026
0,00036
145
Dibenzyl sulfide
C
14
H
14
S
0,0246
0,0027
146
1,2-Dibromobenzene
C
6
H
4
Br
2
0,0282
0,0029
147
Dibutylamine
C
8
H
19
N
0,537
0,1
148
Dibutyl sulfide
C
8
H
18
S
0,0575
0,0093
149
2,2-Dichloroacetic acid
C
2
H
2
Cl
2
O
2
0,229
0,0427
150
3,4-Dichloroaniline
C
6
H
5
Cl
2
N
0,115
0,017
151
1,2-Dichlorobenzene
C
6
H
4
Cl
2
0,447
0,0724
152
1,4-Dichlorobenzene
C
6
H
4
Cl
2
0,295
0,0479
153
1,1-Dichlorodiethyl sulfide
C
4
H
8
Cl
2
S
0,0093
0,0014
154
1,2-Dichloroethane (ethylen chloride)
C
2
H
4
Cl
2
46,77
11,22
155
1,1-Dichloroethene
C
2
H
2
Cl
2
144,5
35,48
156
trans-1,2-Dichloroethene
C
2
H
2
Cl
2
77,62
19,05
157
Dichloro isopropyl ether
C
6
H
12
Cl
2
O
0,103
0,0144
158
Dichloromethane (methylene chloride)
CH
2
Cl
2
100
28,18
159
2,4-Dichlorophenol
C
6
H
4
Cl
2
O
0,000107
0,0000016
160
Dicyclopentadiene
C
10
H
12
0,166
0,0295
161
Diethylamine
C
4
H
11
N
0,575
0,186
162
2-Diethylaminoethanol
C
6
H
15
NO
0,166
0,0339
163
Diethyl disulfide
C
4
H
10
S
2
0,0022
0,0004
164
Diethyl ketone (3-Pentanone)
C
5
H
10
O
1,15
0,316
165
Diethyl oxalate
C
6
H
10
O
4
0,49
0,081
166
Diethyl selenide
C
4
H
10
Se
0,0043
0,00074
168
Diethyl sulfide
C
4
H
10
S
0,0144
0,0039
169
Diethyl tartrate
C
8
H
14
O
6
0,0776
0,0091
170
Diethyl trisulfide
C
4
H
10
S
3
0,0064
0,001
171
Diisoamyl sulfide
C
10
H
22
S
0,0132
0,0018
172
Diisobutyl ketone
C
9
H
18
O
1,99
0,339
173
Diisopropanolamine
C
6
H
15
NO
2
0,0062
0,0011
174
Diisopropyl amine
C
6
H
15
N
1,7
0,398
175
Diisopropyl sulfide
C
6
H
14
S
0,0214
0,0044
176
Dimethyl acetamide
C
4
H
9
NO
173,8
47,86
177
Dimethyl amine
C
2
H
7
N
0,151
0,0813
178
2-Dimetylaminoethanol
C
4
H
11
NO
0,174
0,0457
179
N,N-Dimetylaniline
C
8
H
11
N
0,11
0,022
180
2,5-Dimetylaniline
C
8
H
11
N
0,269
0,0537
181
Dimethyl disulfide
C
2
H
6
S
2
0,048
0,0123
182
Dimethyl formamide
C
3
H
7
NO
302
100
183
2,4-Dimethyl pentane
C
7
H
16
363,1
87,1
184
2,3-Dimethyl phenol
C
8
H
10
O
0,0098
0,0019
185
2,4-Dimethyl phenol
C
8
H
10
O
0,0166
0,0032
186
2,5-Dimethyl phenol
C
8
H
10
O
0,144
0,0282
187
2,6-Dimethyl phenol
C
8
H
10
O
0,0039
0,00076
188
3,5-Dimethyl phenol
C
8
H
10
O
0,00079
0,00015
189
Dimethyl sulfide
C
2
H
6
S
0,0059
0,0022
190
Dimethyl trisulfide
C
2
H
6
S
3
0,0087
0,0016
191
Dimethyl trithiocarbonate
C
3
H
6
S
3
0,021
0,0036
192
1,4-Dioxane
C
4
H
8
O
2
20,42
5,49
193
1,3-Dioxolane
C
3
H
6
O
2
169,8
54,9
194
Diphenil amine
C
12
H
11
N
0,158
0,0224
195
Diphenil ether (Phenoxybenzene)
C
12
H
10
O
0,05
0,0071
196
Diphenil methane
C
13
H
12
0,166
0,0234
197
Diphenil sulfide (Phenylthiobenzene)
C
12
H
10
S
0,0078
0,001
198
Diphosgene (Trichloromethyl chloroformate)
C
2
Cl
4
O
2
0,0214
0,0026
199
Dipropyl amine
C
6
H
15
N
0,269
0,0631
200
Dipropyl disulfide (Propyldithiopropane)
C
6
H
14
S
2
0,447
0,071
201
Dipropyl sulfide (Propylthiopropane)
C
6
H
14
S
0,066
0,0135
202
Dodecane
C
12
H
26
14,45
2,042
203
1-Dodecanethiol
C
12
H
26
S
0,0021
0,00024
204
1-Dodecanol
C
12
H
26
O
0,1
0,0126
205
Dodecyl mercaptan (tert.)
C
12
H
26
S
1,62
0,19
206
Duotal
C
15
H
14
O
5
0,0011
0,00001
207
Durene (1,2,4,5-Tetramethylbenzene)
C
10
H
14
0,148
0,0263
208
Ethane
C
2
H
6
12590
10000
209
1,2-Ethanediamine
C
2
H
8
N
2
10,7
4,27
210
Ethane-1,2-dithiol
C
2
H
6
S
2
0,076
0,0195
211
Ethanethiol
C
2
H
6
S
0,0028
0,0011
212
Ethanol
C
2
H
6
O
54,95
28,84
213
Ethene (ethylene)
C
2
H
4
218,8
186,2
214
Ether (Ethoxyethane)
C
4
H
10
O
7,08
2,29
215
1-Ethoxynaphtalene
C
12
H
12
O
0,0008
0,0001
216
2-Ethoxynaphtalene
C
12
H
12
O
0,0117
0,0016
217
Ethyl acetate
C
4
H
8
O
2
9,77
2,63
218
Ethyl acetoacetate
C
6
H
10
O
3
0,0178
0,0033
219
Ethyl acid succinate
C
6
H
10
O
4
6,31
1,05
220
Ethyl acrilate (Ethyl 2-propenoate)
C
5
H
8
O
2
0,0036
0,00087
221
Ethyl amine
C
2
H
7
N
0,603
0,323
222
N-Ethyl aniline
C
8
H
11
N
1,82
0,363
223
Ethyl benzene
C
8
H
10
0,0129
0,0029
224
Ethyl benzoate
C
9
H
10
O
2
0,174
0,0282
225
Ethyl butanoato (butyrate)
C
6
H
12
O
2
0,112
0,023
226
2-Ethyl butanol
C
6
H
14
O
1
0,234
227
Ethyl carbanilate (Phenylurethan)
C
9
H
11
NO
2
0,0436
0,0063
228
Ethyl decanoate
C
12
H
24
O
2
0,004
0,00048
229
Ethyl dodecanoate
C
14
H
28
O
2
0,002
0,00021
230
Ethyl formate
C
3
H
6
O
2
57,54
18,62
231
Ethyl heptanoate
C
9
H
18
O
2
0,182
0,0275
232
Ethyl hexanoate
C
8
H
16
O
2
0,011
0,0018
233
2-Ethyl hexanolo
C
8
H
18
O
1,32
0,245
234
2-Ethylhexyl acetate
C
10
H
20
O
2
2,34
0,323
235
2-Ethylhexyl propenoate
C
11
H
20
O
2
1,82
0,234
236
Ethyl isobutanoato (butyrate)
C
6
H
12
O
2
0,912
0,186
237
Ethyl isothiocyanate
C
3
H
5
NS
3,89
1,07
238
Ethyl isovalerate
C
7
H
14
O
2
0,724
0,135
239
Ethyl lactate
C
5
H
10
O
3
7,94
1,62
240
Ethyl methyl phenyl glicydate
C
12
H
14
O
3
0,00017
0,000002
241
5-Ethyl methylpyridine
C
8
H
11
N
0,0575
0,0112
242
Ethyl methyl sulfide
C
3
H
8
S
0,012
0,0038
243
N-Ethylmorpholine
C
6
H
13
NO
1,32
0,275
244
Ethyl nonanoate
C
11
H
22
O
2
0,0093
0,0012
245
Ethyl octanoate
C
10
H
20
O
2
0,0042
0,00057
246
Ethyl propanoate
C
5
H
10
O
2
0,389
0,0912
247
Ethyl 2-propanoate
C
5
H
10
O
2
0,0036
0,00087
248
Ethyl salicylate
C
9
H
10
O
3
0,072
0,0105
249
Ethyl selenomercaptan
C
2
H
6
Se
0,000008
0,0000018
250
Ethyl silicate
C
8
H
20
O
4
Si
102,3
11,75
251
Ethyl 2-thiolacetate
C
4
H
8
OS
0,017
0,0038
252
Ethyl undecanoate
C
13
H
26
O
2
0,0048
0,00052
253
Ethylurethan
C
5
H
11
NO
2
1,047
0,214
254
Ethyl vanillin
C
9
H
10
O
3
0,00049
0,000007
255
Ethyl xanthate
C
3
H
6
OS
2
0,0631
0,0123
256
Fenchone
C
10
H
16
O
0,59
0,093
257
Fluorotrichloromethane
CFCl
3
93,3
16,22
258
Formaldehyde
CH
2
O
1,07
0,871
258
Formic acid
CH
2
O
2
54,95
28,2
259
Furfural
C
5
H
4
O
2
3,16
0,776
260
Glycol diacetate
C
6
H
10
O
4
1,95
0,323
261
trans-2,trans-4-Heptadienal
C
7
H
10
O
0,019
0,0042
262
Heptanal
C
7
H
14
O
0,023
0,0048
263
Heptane
C
7
H
16
40,74
9,77
264
Heptanoic acid
C
7
H
14
O
2
0,148
0,0275
265
1-Heptanol
C
7
H
16
O
0,12
0,0251
266
2-Heptanone
C
7
H
14
O
0,676
0,141
267
trans-2-Heptenal
C
7
H
12
O
0,0631
0,0135
268
trans-2,trans-4-Hexadienal
C
6
H
8
O
0,0022
0,00055
269
Hexanal
C
6
H
12
O
0,0575
0,0138
270
Hexane
C
6
H
14
79,43
21,88
271
1-Hexanol
C
6
H
14
O
0,186
0,0437
272
2-Hexanol
C
6
H
14
O
3,16
0,741
273
2-Hexanone
C
6
H
12
O
0,71
0,166
274
trans-2-Hexenal
C
6
H
10
O
0,132
0,0316
275
trans-4-Hexenal
C
6
H
10
O
0,00316
0,00078
276
cis-3-Hexenal
C
6
H
10
O
0,0027
0,00066
277
Hexyl acetate
C
8
H
16
O
1,9
0,316
278
Hydrocyanic acid
CHN
0,676
0,6
279
Hydrogen bromide
HBr
6,67
280
Hydrogen chloride
HCl
9,55
6,31
281
Hydrogen selenide
Hse
0,0016
282
Hydrogen sulfide
H
2
S
0,0257
0,0178
283
3-Hydroxybutanoic acid
C
4
H
8
O
3
42,66
9,77
284
4-Hydroxynonanoic acid lactone
C
9
H
16
O
2
0,00019
0,000003
285
15-Hydroxypentadecanoic acid lactone
C
15
H
28
O
2
1,023
0,1023
286
4-Hydroxyundecanoid acid lactone
C
11
H
20
O
2
0,00015
0,0000019
287
Indene
C
9
H
8
0,0426
0,0087
288
Indolo
C
8
H
7
N
0,00015
0,000003
289
Iodine
I
2
9
290
Iodobenzene
C
6
H
5
I
0,0295
0,0035
291
1-Iodobutane
C
4
H
9
I
3,71
0,479
292
Iodoethane
C
2
H
5
I
8,51
1,32
293
Iodoform (Triiodomethane)
CHI
3
0,0955
0,0057
294
1-Iodo-2-methylbenzene
C
7
H
7
I
0,0091
0,001
295
2-Iodophenol
C
6
H
5
IO
0,000002
0,0000002
296
alpha-Ionone
C
13
H
20
O
0,00047
0,000057
298
Isoamyl acetate
C
7
H
14
O
2
0,123
0,022
299
Isoamyl alchool (3-methylbutanolo)
C
5
H
12
O
0,162
0,045
300
Isoamyi butanoate(butyrate)
C
9
H
18
O
2
0,135
0,02
301
Isoamyl isovalerate
C
10
H
20
O
2
0,138
0,019
302
Isoamyl mercaptan
C
5
H
12
S
0,0011
0,00026
303
Isoamyl propanoate
C
8
H
16
O
2
0,199
0,033
304
Isobutane (2-Methylpropane)
C
4
H
10
24
10
305
Isobutyl acetate
C
6
H
12
O
2
2,34
0,48
306
Isobutyl acrylate
C
7
H
12
O
2
0,033
0,0062
307
Isobutyl alchool
C
4
H
10
O
2,57
0,83
308
Isobutyl butanoate(butyrate)
C
8
H
16
O
2
0,24
0,04
309
Isobutyl cellosolve
C
6
H
14
O
2
0,295
0,06
310
Isobutylene (2-Methylpropene)
C
4
H
8
28,84
15,5
311
Isobutyl isobutanoate (Butyrate)
C
8
H
16
O
2
1,48
0,245
312
Isobutyl isovalerate
C
9
H
18
O
2
1,58
0,24
313
Isobutyl mercaptan
C
4
H
10
S
0,0043
0,0011
314
Isobuthyl propanoate
C
7
H
14
O
2
0,41
0,076
315
Isobutyraldehyde (2-Methylpropanal)
C
4
H
8
O
0,123
0,0407
316
Isobutyric acid
C
4
H
8
O
2
0,072
0,019
317
Isocaproic acid (4-Methylpentanoic acid)
C
6
H
12
O
2
0,076
0,0155
318
Isophorone
C
9
H
14
O
3,631
0,631
319
Isopropyl acetate
C
5
H
10
O
2
10,23
2,4
320
Isopropyl alchool (2-Propanol)
C
3
H
8
O
25,7
10,2
321
Isopropyl amine
C
3
H
9
N
1,66
0,676
322
Isopropyl ether
C
6
H
14
O
0,234
0,055
323
Isopropyl mercaptan (2-Propanethiol)
C
3
H
8
S
0,0011
0,0003
324
Isovaleraldehyde
C
5
H
10
O
0,008
0,0022
325
Isovaleric acid
C
5
H
10
O
2
0,0105
0,0024
326
Lauric (dodecanoic) acid
C
12
H
24
O
2
0,0204
0,0024
327
Limonene
C
10
H
16
2,45
0,436
328
Linalool
C
10
H
18
O
0,347
0,0537
328
Linalyl acetate
C
12
H
20
O
2
0,0724
0,0089
329
Menthol
C
10
H
20
O
0,269
0,0417
330
Mesitylene (1,3,5-Trimethylbenzene)
C
9
H
12
1,15
0,229
331
Methanethiol
CH
4
S
0,0021
0,001
332
Methanol
CH
4
O
186,2
141,2
333
2-Methoxynaphtalene
C
11
H
10
O
0,0042
0,00063
334
2-Methoxyphenol (guaiacol)
C
7
H
8
O
2
0,0052
0,001
335
Methone
C
8
H
12
O
2
81,3
13,8
336
Methyl acetate
C
3
H
6
O
2
19
6,17
337
Methyl acetophenone
C
9
H
10
O
0,0371
0,0067
338
Methyl acrylate
C
6
H
7
N
0,093
0,026
339
Methyl amine
CH
5
N
0,0245
0,0186
340
2-Methyl aminoethanol
C
3
H
9
NO
10,47
3,31
341
N-Methyl aniline
C
7
H
9
N
7,76
1,74
342
Methyl anthranylate
C
8
H
9
NO
2
0,0072
0,00115
343
Methyl benzoate
C
8
H
8
O
2
0,602
0,107
344
Methyl butanoate(butyrate)
C
5
H
10
O
2
0,02
0,0047
345
2-Methylbutanoic(butyric) acid
C
5
H
10
O
2
0,0079
0,0019
346
2-Methylbutanolo
C
5
H
12
O
0,85
0,23
347
Methyl tert. butyl ketone
C
6
H
12
O
0,776
0,186
348
Methyl cellosolve
C
3
H
8
O
2
3,55
1,07
349
Methyl cellosolve acetate
C
5
H
10
O
3
5,25
1,07
350
Methyl chloroform (1,1,1-Trichloroethane)
C
2
H
3
Cl
3
125,9
22,4
351
Methyl p-cresol
C
8
H
10
O
0,049
0,0095
352
Methyl dodecanoate
C
13
H
26
O
2
0,0019
0,0002
353
Methyl ethyl ketone (2-Butanone)
C
4
H
8
O
2,344
7,76
354
Methyl formate
C
2
H
4
O
2
234,4
93,3
355
Methyl glycol
C
3
H
8
O
2
3,55
1,1
356
Methyl heptanoate
C
8
H
16
O
2
0,417
0,0692
357
Methylheptenone
C
8
H
14
O
0,204
0,038
358
Methyl isoamyl ketone
C
7
H
14
O
0,2
0,0417
359
Methyl isobutyl ketone
C
6
H
12
O
2,3
0,537
360
Methyl isopropyl ketone
C
5
H
10
O
16,22
4,47
361
Methyl isothiocyanate
C
2
H
3
NS
0,0389
0,013
362
Methyl isovalerate (Methyl 3-Methylbutanoate)
C
6
H
12
O
2
0,158
0,0323
363
Methyl lactate
C
4
H
8
O
3
20,9
4,8
364
Methyl metacrylate
C
5
H
8
O
2
1,48
0,355
365
4-Methyl-3-nitrobenzene
C
7
H
7
NO
2
0,1
0,0174
366
4-Methyl-2-nitrophenol
C
7
H
7
NO
3
0,135
0,021
367
Methyl nonanoate
C
10
H
20
O
2
0,0447
0,0062
368
2-Methylpentanal
C
6
H
12
O
1,66
0,316
369
2-Methyl pentan1-ol
C
6
H
14
O
0,33
0,078
370
4-Methyl pentan-2-ol
C
6
H
14
O
4,68
1,1
371
4-Methylphenyl acetate
C
8
H
16
O
2
1,32
0,22
372
Methyl propanoate
C
4
H
8
O
2
11,22
3,02
373
2-Methyl propanol (tert. Buthyl alchool)
C
4
H
10
O
38,9
12,6
374
Methyl propyl ketone (2-Pentanone)
C
5
H
10
O
5,49
1,55
375
Methyl salicylate
C
8
H
8
O
3
0,275
0,044
376
alpha-Methyl styrene (Isopropennylbenzene)
C
9
H
10
0,76
0,15
377
Methyl thiocyanate
C
2
H
3
NS
0,468
0,15
378
Methyl 2-thiolacetate
C
3
H
6
OS
0,0105
0,0023
379
Methyl xanthate
C
4
H
8
OS
2
0,0166
0,003
380
Morpholine
C
4
H
9
NO
0,132
0,0363
381
Musk ambrette
C
12
H
16
N
2
O
5
0,000002
382
Musk xilene
C
12
H
15
N
3
O
6
0,000708
0,0000057
383
Naphtalene
C
10
H
8
0,0794
0,0148
384
1-Naphtol
C
10
H
8
O
0,004
0,00066
385
2-Naphtol
C
10
H
8
O
0,263
0,0436
386
Nerol
C
10
H
18
O
0,00132
0,0002
387
2-Nitrobenzaldehyde
C
7
H
5
NO
3
4,47
0,71
388
Nitrobenzene
C
6
H
5
NO
2
0,224
0,0436
389
Nitrogen dioxide
NO
2
0,355
0,186
390
2-Nitrophenol
C
6
H
5
NO
3
0,052
0,0091
391
3-Nitrophenol
C
6
H
5
NO
3
57,5
7,76
392
1-Nitropropane
C
3
H
7
NO
2
26,9
7,24
393
Nitrosobenzene
C
6
H
5
NO
10,7
2,4
394
trans-2,trans-4-nonadienal
C
9
H
14
O
0,0002
0,00003
395
trans-2, cis-6-nonadienal
C
9
H
14
O
0,00007
0,00001
396
Nonanal
C
9
H
18
O
0,0135
0,002
397
Nonane
C
9
H
20
6,76
1,26
398
1-Nonanol
C
9
H
20
O
0,427
0,071
399
2-Nonanone
C
9
H
18
O
0,23
0,034
400
trans-2-Nonenal
C
9
H
16
O
0,00087
0,00015
401
trans-2-Nonen-4-one
C
9
H
16
O
0,003
0,00056
402
trans-2,trans-4-octadienal
C
8
H
12
O
0,0041
0,0008
403
Octanal
C
8
H
16
O
0,0072
0,0013
404
Octane
C
8
H
18
27,54
5,75
405
1-Octanol
C
8
H
18
O
0,0316
0,0057
406
2-Octanone
C
8
H
16
O
0,0912
0,017
407
trans-2-Octenal
C
8
H
14
O
0,0107
0,002
408
1-Octene
C
8
H
16
0,288
0,0617
409
1-Octenol
C
18
H
16
O
0,0162
0,003
410
2-Octyl acetate
C
10
H
20
O
2
0,0288
0,004
411
2-Octyne
C
8
H
14
0,055
0,0117
412
Ozone
O
3
0,102
0,051
413
Paraldehyde
C
6
H
12
O
3
0,0224
0,0041
414
Pelargonic (nonanoic) acid
C
9
H
18
O
2
0,0126
0,002
415
Pentane
C
5
H
12
95,5
31,62
416
2,3-Pentanedione
C
5
H
8
O
2
0,0214
0,005
417
2,4-Pentanedione
C
5
H
8
O
2
0,132
0,0316
418
1-Pentenol
C
5
H
10
O
1,48
0,407
419
2-Pentyl furan
C
9
H
14
O
0,0912
0,0158
420
Percloroethylene (Tetrachloroethene)
C
2
Cl
4
42,66
6,17
421
Phenanthrene
C
14
H
10
0,0575
0,0078
422
Phenethyl alcohol (2-Phenylethanol)
C
8
H
10
O
0,0871
0,017
423
Phenol
C
6
H
6
O
0,426
0,11
424
Phenyl acetate
C
8
H
8
O
2
0,59
0,105
425
2-Phenylacetic acid
C
8
H
8
O
2
0,0072
0,0013
427
Phenyl isothiocyanate
C
7
H
5
NS
0,144
0,025
428
3-Phenylpropanolo
C
9
H
12
O
0,0013
0,00023
429
Phosgene (Carbonyl chloride)
COCl
2
2,29
0,549
430
Phosphine
PH
3
0,031
0,022
431
2-Picoline (2-Methylpyridine)
C
6
H
7
N
0,166
0,043
432
Pinene (alpha-)
C
10
H
16
3,89
0,69
433
Piperidine (Hexahydroazine)
C
5
H
11
N
1,32
0,37
434
Piperonal (Heliotropine)
C
8
H
6
O
3
0,03
0,0048
435
Propanal
C
3
H
6
O
0,0646
0,027
436
Propane
C
3
H
8
4897,8
2691,5
437
1,2-Propanediamine
C
3
H
10
N
2
0,132
0,0427
438
1-Propanethiol
C
3
H
8
S
0,0004
0,0012
439
1-Propanol
C
3
H
8
O
6,02
2,4
440
Propilene (Propene)
C
3
H
6
91,2
52,48
441
Propilene chloride (1,2-Dichloropropane)
C
3
H
6
Cl
2
3,98
0,85
442
Propilene oxide
C
3
H
6
O
79,4
33,11
443
Propionaldehyde (2-Propynal)
C
3
H
2
O
0,219
0,098
444
Propionic acid (Propanoic acid)
C
3
H
6
O
2
0,11
0,0355
445
Propyl acetate
C
5
H
10
O
2
2,45
0,575
446
Propyl amine
C
3
H
9
N
0,0269
0,011
447
Propyl butanoato(butyrate)
C
7
H
14
O
2
0,195
0,0363
448
Propyl formate
C
4
H
8
O
2
12,6
3,39
449
Propyl pentanoate
C
8
H
16
O
2
0,027
0,0045
450
Propyl propanoate
C
6
H
12
O
2
0,245
0,05
451
Pseudocumene (1,2,4-Trimethylbenzene)
C
9
H
12
0,776
0,155
452
Pseudocumidine (2,4,5-Trimethylaniline)
C
9
H
13
N
0,263
0,0457
453
Pulegone
C
10
H
16
O
0,0214
0,0034
454
Pyridine (azine)
C
5
H
5
N
0,275
0,085
455
Pyrrolidine (azolidine)
C
4
H
9
N
0,447
0,151
456
Quinoline
C
9
H
7
N
0,0794
0,0148
457
Quinone (1,4-Benzoquinone)
C
6
H
4
O
2
0,0525
0,0107
458
Safrole (1-Allyl-3,4-Methylenedioxybenzene)
C
10
H
10
O
2
0,0646
0,0095
459
Salicyl alchool
C
7
H
8
O
2
6,46
1,26
460
Salicyaldehyde (2-Hidroxybenzaldehyde)
C
7
H
6
O
2
0,038
0,0074
461
Skatole (3-Methylindole)
C
9
H
9
N
0,0031
0,00056
462
Styraryl acetate (1-Phenylethyl acetate)
C
10
H
12
O
2
0,0501
0,0072
463
Styrene (Vinylbenzene)
C
8
H
8
0,631
0,144
464
Styrene oxide
C
8
H
8
O
1
0,2
465
Sulfur dichloride
SCl
2
0,0041
0,00095
466
Sulfur dioxide
SO
2
1,862
0,708
467
alpha-Terpineol
C
10
H
18
O
0,24
0,037
468
1,1,2,2-Tetrachloroethane
C
2
H
2
Cl
4
1,78
0,257
CCl
469
Tetrachloromethane 4
120,2
18,63
470
Tetrahydrofuran (1,4-Epoxybutane)
C
4
H
8
O
11,48
3,802
471
p-Thiocresol
C
7
H
8
S
0,0087
0,0017
472
Thiophane (Tetrahyderothiophene)
C
4
H
8
S
0,0027
0,00074
473
Thiophene
C
4
H
4
S
1,175
0,33
474
Thymol
C
10
H
14
O
0,0955
0,0155
475
Toluene
C
7
H
8
5,89
1,55
476
m-Toluidine (3-Methylaniline)
C
7
H
9
N
6,6
1,48
477
o-Toluidine (2-Methylaniline)
C
7
H
9
N
2,95
0,66
478
p-Toluidine (4-Methylaniline)
C
7
H
9
N
1,48
0,33
479
1,2,4-Tribromobenzene
C
6
H
3
Br
3
0,005
0,00037
480
Tributylamine
C
12
H
27
N
0,0407
0,0052
481
2,2,2.Trichloroacetic acid
C
2
HCl
3
O
2
1,99
0,295
482
1,3,5-Trichlorobenzene
C
6
H
3
Cl
3
2,455
0,024
483
2,4,6-Trichlorophenol
C
6
H
3
Cl
3
O
0,0017
0,0002
484
1,1,1-Trichloropropanolo (Isopral)
C
3
H
5
Cl
3
O
17,38
2,57
485
Tridecane
C
13
H
18
16,6
2,14
486
Triethyl amine
C
6
H
15
N
1,32
0,309
487
Triethyl cytrate
C
12
H
20
O
7
1,38
0,12
488
Trimethyl amine
C
3
H
9
N
0,0059
0,0024
489
N,N,2-Trimethyl aniline
C
9
H
13
N
0,309
0,055
490
N,N,4-Trimethyl aniline
C
9
H
13
N
0,347
0,0617
491
Undecanal
C
11
H
22
O
0,0117
0,0017
492
Undecane
C
11
H
24
7,76
1,17
493
1-Undecanol
C
11
H
24
O
0,49
0,0676
494
2-Undecanone
C
11
H
22
O
0,155
0,022
495
Undecylenic aldehyde
C
11
H
20
O
0,0141
0,002
496
Valeraldehyde (Pentanal)
C
5
H
10
O
0,022
0,006
497
Valeric acid (Pentanoic acid)
C
5
H
10
O
2
0,0204
0,0048
498
Vanillin
C
8
H
8
O
3
0,0002
0,000003
499
Vinyl acetate
C
4
H
6
O
2
2,19
0,602
500
m-Xylene (1,3-Dimethylbenzene)
C
8
H
10
1,41
0,323
501
o-Xylene (1,2-Dimethylbenzene)
C
8
H
10
3,8
0,851
502
p-Xylene (1,4-Dimethylbenzene)
C
8
H
10
0,468
0,49
Fonte: "Standardized Human Olfactory Threshold" (M.Devos, F. Patte, J.Reuault, P.Laffort)
Per ogni composto si riporta la soglia olfattiva, sia in mg/m
3
sia in ppm
V
, ottenuta facendo la
