Table 6.
Comparing rank of top 10 most concentrated VOCs with the calculated OAV in all marijuana samples. Bolded font signifies 1 g real marijuana (sample code A6/A7). Underlined font signifies 1 g surrogate marijuana (sample code C1–C3).
| Compound | CAS | Sample code | Rank conc. | Rank OAV | Change in ranking (Rank Conc. – Rank OAV) | |
|---|---|---|---|---|---|---|
| Limonene | 138-86-3 | A | 1 | 1 | 5 | −4 |
| Limonene | 138-86-3 | A | 2 | 1 | 6 | −5 |
| Isobutane | 75-28-5 | A | 3 | 1 | 6 | −5 |
| Ethylene oxide | 75-21-8 | A | 4 | 1 | 17 | −16 |
| (+)-sativene | 3650-28-0 | A | 5 | 1 | No ODT | |
| Acetic acid | 64-19-7 | A | 6 | 1 | 2 | −1 |
| Benzyl alcohol | 100-51-6 | A | 7 | 1 | No ODT | |
| Tyramine | 51-67-2 | B | 1 | 1 | No ODT | |
| β-pinene | 18172-67-3 | B | 2 | 1 | No ODT | |
| Acetic acid | 64-19-7 | B | 3 | 1 | 2 | −1 |
| Butyl formate | 592-84-7 | B | 4 | 1 | No ODT | |
| γ-terpinene | 99-85-4 | C | 1 | 1 | No ODT | |
| γ-terpinene | 99-85-4 | C | 2 | 1 | No ODT | |
| Camphene | 79-92-5 | C | 3 | 1 | No ODT | |
| Camphene | 79-92-5 | A | 1 | 2 | No ODT | |
| Camphene | 79-92-5 | A | 2 | 2 | No ODT | |
| 2-methylpentane | 107-83-5 | A | 3 | 2 | No ODT | |
| Acetone | 67-64-1 | A | 4 | 2 | 12 | −10 |
| Benzyl alcohol | 100-51-6 | A | 5 | 2 | No ODT | |
| Methylisohexenyl ketone | 110-93-0 | A | 6 | 2 | 3 | −1 |
| Acetone | 67-64-1 | A | 7 | 2 | 21 | −19 |
| β-pinene | 18172-67-3 | B | 1 | 2 | No ODT | |
| Myrcene | 123-35-3 | B | 2 | 2 | 1 | +1 |
| Methylisohexenyl ketone | 110-93-0 | B | 3 | 2 | 3 | −1 |
| Acetone | 67-64-1 | B | 4 | 2 | 14 | −12 |
| Ethyl benzene | 100-41-4 | C | 1 | 2 | 3 | −1 |
| Terpinolene | 586-62-9 | C | 2 | 2 | 3 | −1 |
| γ-terpinene | 99-85-4 | C | 3 | 2 | No ODT | |
| Isobornyl thiocyanoacetate | 115-31-1 | A | 1 | 3 | No ODT | |
| Isobornyl thiocyanoacetate | 115-31-1 | A | 2 | 3 | No ODT | |
| 3,4,5-trimethyl-1-hexene | 56728-10-0 | A | 3 | 3 | No ODT | |
| Limonene | 138-86-3 | A | 4 | 3 | 4 | −1 |
| Tyramine | 51-67-2 | A | 5 | 3 | No ODT | |
| β-caryophyllene | 87-44-5 | A | 6 | 3 | 4 | −1 |
| Tyramine | 51-67-2 | A | 7 | 3 | No ODT | |
| Myrcene | 123-35-3 | B | 1 | 3 | 1 | +2 |
| Limonene | 138-86-3 | B | 2 | 3 | 4 | −1 |
| β-caryophyllene | 87-44-5 | B | 3 | 3 | 4 | −1 |
| 3-pentanol | 584-02-1 | B | 4 | 3 | 5 | −2 |
| m-cymene | 535-77-3 | C | 1 | 3 | No ODT | |
| Ethyl benzene | 100-41-4 | C | 2 | 3 | 5 | −2 |
| Terpinolene | 586-62-9 | C | 3 | 3 | 3 | 0 |
| β-pinene | 18172-67-3 | A | 1 | 4 | No ODT | |
| Isobutane | 75-28-5 | A | 2 | 4 | 13 | −9 |
| 4-methyldecane | 2847-72-5 | A | 3 | 4 | No ODT | |
| Camphene | 79-92-5 | A | 4 | 4 | No ODT | |
| Isobutane | 75-28-5 | A | 5 | 4 | 9 | −5 |
| Longifolene | 475-20-7 | A | 6 | 4 | No ODT | |
| Isobutane | 75-28-5 | A | 7 | 4 | 22 | −18 |
| Ethylene oxide | 75-21-8 | B | 1 | 4 | 28 | −24 |
| Camphene | 79-92-5 | B | 2 | 4 | No ODT | |
| Longifolene | 475-20-7 | B | 3 | 4 | No ODT | |
| tert-butanol | 75-65-0 | B | 4 | 4 | No ODT | |
| p-cymene | 99-87-6 | C | 1 | 4 | 1 | +3 |
| m-cymene | 535-77-3 | C | 2 | 4 | No ODT | |
| m-cymene | 535-77-3 | C | 3 | 4 | No ODT | |
| Isobutane | 75-28-5 | A | 1 | 5 | 11 | −6 |
| Isobutyraldehyde | 78-84-2 | A | 2 | 5 | 3 | +2 |
| Ethylene oxide | 75-21-8 | A | 3 | 5 | 19 | −14 |
| 2,2,4-trimethylpentane | 540-84-1 | A | 4 | 5 | No ODT | |
| γ-gurjunene | 22567-17-5 | A | 5 | 5 | No ODT | |
| Acetone | 67-64-1 | A | 6 | 5 | 22 | −17 |
| Butane | 106-97-8 | A | 7 | 5 | 34 | −29 |
| Benzyl alcohol | 100-51-6 | B | 1 | 5 | No ODT | |
| α-phellandrene | 99-83-2 | B | 2 | 5 | No ODT | |
| Fenchyl alcohol | 1632-73-1 | B | 3 | 5 | No ODT | |
| Propylamine | 107-10-8 | B | 4 | 5 | 1 | +4 |
| 1,2,3,4-tetramethylbenzene | 488-23-3 | C | 1 | 5 | 2 | +3 |
| p-cymene | 99-87-6 | C | 2 | 5 | 1 | +4 |
| p-cymene | 99-87-6 | C | 3 | 5 | 1 | +4 |
| Isobutyraldehyde | 78-84-2 | A | 1 | 6 | 1 | +5 |
| β-pinene | 18172-67-3 | A | 2 | 6 | No ODT | |
| Limonene | 138-86-3 | A | 3 | 6 | 4 | +2 |
| Methylene chloride | 75-09-2 | A | 4 | 6 | 15 | −9 |
| α-humulene | 6753-98-6 | A | 5 | 6 | 17 | −11 |
| Butane | 106-97-8 | A | 6 | 6 | 31 | −25 |
| α-phellandrene | 99-83-2 | A | 7 | 6 | No ODT | |
| Butane | 106-97-8 | B | 1 | 6 | 25 | −19 |
| α-pinene | 80-56-8 | B | 2 | 6 | 5 | +1 |
| Butane | 106-97-8 | B | 3 | 6 | 35 | −29 |
| Ethylene oxide | 75-21-8 | B | 4 | 6 | 23 | −17 |
| 1-ethyl-3,5-dimethylbenzene | 934-74-7 | C | 1 | 6 | No ODT | |
| 1,2,3,4-tetramethylbenzene | 488-23-3 | C | 2 | 6 | 2 | +4 |
| 1,2,3,4-tetramethylbenzene | 488-23-3 | C | 3 | 6 | 2 | +4 |
| Betahistine | 5638-76-6 | A | 1 | 7 | No ODT | |
| α-pinene | 80-56-8 | A | 2 | 7 | 10 | −3 |
| Camphene | 79-92-5 | A | 3 | 7 | No ODT | |
| Methylisohexenyl ketone | 110-93-0 | A | 4 | 7 | 2 | +5 |
| Valencene | 4630-07-3 | A | 5 | 7 | No ODT | |
| Fenchyl alcohol | 1632-73-1 | A | 6 | 7 | No ODT | |
| δ-3-carene | 13466-78-9 | A | 7 | 7 | 20 | −13 |
| Acetone | 67-64-1 | B | 1 | 7 | 17 | −10 |
| Benzyl alcohol | 100-51-6 | B | 2 | 7 | No ODT | |
| Acetone | 67-64-1 | B | 3 | 7 | 31 | -24 |
| Diacetone alcohol | 123-42-2 | B | 4 | 7 | 10 | −3 |
| Isodurene | 527-53-7 | C | 1 | 7 | No ODT | |
| 2-acetyl-6-methyl pyrazine | 22047-26-3 | C | 2 | 7 | No ODT | |
| 2-Butanol | 78-92-2 | C | 3 | 7 | 4 | +3 |
| α-phellandrene | 99-83-2 | A | 1 | 8 | No ODT | |
| Terpinolene | 586-62-9 | A | 2 | 8 | 8 | 0 |
| Isobutyraldehyde | 78-84-2 | A | 3 | 8 | 2 | +6 |
| 2-butanone | 78-93-3 | A | 4 | 8 | 13 | −5 |
| 3,4,5-trimethyl-1-hexene | 56728-10-0 | A | 5 | 8 | No ODT | |
| α-humulene | 6753-98-6 | A | 6 | 8 | 8 | 0 |
| α-humulene | 6753-98-6 | A | 7 | 8 | 8 | 0 |
| Isobutane | 75-28-5 | B | 1 | 8 | 15 | −7 |
| Isobutane | 75-28-5 | B | 2 | 8 | 12 | −4 |
| α-humulene | 6753-98-6 | B | 3 | 8 | 9 | −1 |
| 1-butanol | 71-36-3 | B | 4 | 8 | 8 | 0 |
| Dihydromethylcyclopentapyrazine | 23747-48-0 | C | 1 | 8 | No ODT | |
| Isopropyl alcohol | 67-63-0 | C | 2 | 8 | 15 | −7 |
| Ethyl lactate | 97-64-3 | C | 3 | 8 | 6 | +2 |
| Sabinene | 3387-41-5 | A | 1 | 9 | No ODT | |
| α-terpinene | 99-86-5 | A | 2 | 9 | No ODT | |
| Myrcene | 123-35-3 | A | 3 | 9 | 1 | +8 |
| Methyl acetate | 79-20-9 | A | 4 | 9 | No ODT | |
| 4-methyldecane | 2847-72-5 | A | 5 | 9 | No ODT | |
| Methyl acetate | 79-20-9 | A | 6 | 9 | No ODT | |
| β-caryophyllene | 87-44-5 | A | 7 | 9 | 5 | +4 |
| Limonene | 138-86-3 | B | 1 | 9 | 6 | +3 |
| Isobutyraldehyde | 78-84-2 | B | 2 | 9 | 3 | +6 |
| Alloaromadendrene | 25246-27-9 | B | 3 | 9 | No ODT | |
| β-caryophyllene | 87-44-5 | B | 4 | 9 | 2 | +7 |
| Ethyl lactate | 97-64-3 | C | 1 | 9 | 8 | +1 |
| Ethyl lactate | 97-64-3 | C | 2 | 9 | 10 | −1 |
| δ-3-carene | 13466-78-9 | C | 3 | 9 | 12 | −3 |
| β-caryophyllene | 87-44-5 | A | 1 | 10 | 4 | +6 |
| (+)-4-Carene | 29050-33-7 | A | 2 | 10 | 16 | −6 |
| α-terpinyl acetate | 80-26-2 | A | 3 | 10 | No ODT | |
| Fenchyl alcohol | 1632-73-1 | A | 4 | 10 | No ODT | |
| Benzaldehyde | 100-52-7 | A | 5 | 10 | 14 | −4 |
| Valencene | 4630-07-3 | A | 6 | 10 | No ODT | |
| 2-chloroacetophenone | 532-27-4 | A | 7 | 10 | 3 | +7 |
| Camphene | 79-92-5 | B | 1 | 10 | No ODT | |
| Tyramine | 51-67-2 | B | 2 | 10 | No ODT | |
| Isobornyl thiocyanoacetate | 115-31-1 | B | 3 | 10 | No ODT | |
| Longifolene | 475-20-7 | B | 4 | 10 | No ODT | |
| δ-3-carene | 13466-78-9 | C | 1 | 10 | 14 | −4 |
| Propylene glycol | 57-55-6 | C | 2 | 10 | No ODT | |
| α-terpinene | 99-86-5 | C | 3 | 10 | No ODT | |
Sample code, see Section 1.5, corresponding to sample identification.
ODT=odor detection threshold from Devos et al. [5].