Table 1.
Performance characteristics of the analytical method for all analytes detected in the investigated grass samples.
| Analyte | Apparent Recovery (%) | LOD a (µg/kg) |
|---|---|---|
| 3-Nitropropionic acid | 63.3 ± 9.5 | 0.40 |
| Agroclavine | 59.5 ± 5.1 | 0.08 |
| Altenuene | 157.8 ± 40.0 | 2.00 |
| Alternariol | 100.0 ± 9.5 | 0.50 |
| Alternariol methyl ether | 96.6 ± 8.8 | 0.05 |
| Altertoxin-I | 77.9 ± 6.5 | 0.80 |
| Aspinolid B | 75.5 ± 13.2 | 0.80 |
| Asterric acid | 140.0 ± 9.6 | 3.00 |
| Aurofusarin | 75.3 ± 4.7 | 4.00 |
| Averantin | 76.5 ± 0.9 | 0.04 |
| Averufanin b | n.d. d | - |
| Averufin | 54.50 ± 2.50 | 0.03 |
| Beauvericin | 41.8 ± 6.0 | 0.04 |
| Brefeldin A | 66.5 ± 6.2 | 2.00 |
| Brevianamid F | 76.2 ± 2.1 | 0.40 |
| Chanoclavin | 73.5 ± 31.2 | 0.05 |
| Chrysophanol | 114.8 ± 11.8 | 1.50 |
| Clonostachydiol | 80.0 ± 21.0 | 0.80 |
| Curvularin | 127.6 ± 15.8 | 0.40 |
| Cytochalasin B | 66.8 ± 7.1 | 1.50 |
| Cytochalasin C | 66.8 ± 6.1 | 0.40 |
| Cytochalasin D | 62.5 ± 4.1 | 0.20 |
| Cytochalasin H | 57.2 ± 5.6 | 15.00 |
| Cytochalasin J | 59.2 ± 7.9 | 2.00 |
| Dechlorogriseofulvin | 73.7 ± 9.1 | 1.50 |
| Diacetoxyscirpenol | 61.0 ± 9.8 | 0.25 |
| Dihydrogriseofulvin | 69.7 ± 8.8 | 1.00 |
| Emodin | 131.3 ± 28.2 | 0.08 |
| Enniatin B | 77.7 ± 42.9 | 0.01 |
| Equisetin | 215.0 ± 38.7 | 0.08 |
| Festuclavine | 73.1 ± 17.3 | 0.03 |
| Fumonisin B1 | 59.8 ± 8.1 | 3.00 |
| Griseofulvin | 69.7 ± 4.8 | 0.80 |
| HT-2 toxin | 68.3 ± 1.0 | 4.00 |
| Kojic acid | 83.4 ± 12.2 | 20.00 |
| Macrosporin | 125.8 ± 5.2 | 0.20 |
| Moniliformin | 113.7 ± 6.7 | 1.00 |
| Monocerin | 73.8 ± 3.0 | 0.40 |
| Neosolaniol | 79.2 ± 3.5 | 0.50 |
| Nidurufin b | n.d. | - |
| Nivalenol | 41.3 ± 12.0 | 0.80 |
| Norsolorinic acid | 47.0 ± 15.1 | 0.40 |
| Penicillide | 110.9 ± 16.3 | 1.50 |
| Physcion | 114.3 ± 16.6 | 8.00 |
| Pseurotin A | 73.7 ± 48.7 | 0.50 |
| Radicicol | 117.0 ± 12.0 | 0.40 |
| Secalonic acid D | 79.1 ± 8.6 | 4.00 |
| Skyrin | 76.1 ± 4.6 | 0.20 |
| Sterigmatocystin | 69.6 ± 4.0 | 0.30 |
| Sulochrin | 89.7 ± 14.9 | 1.50 |
| T-2 toxin | 64.1 ± 3.6 | 0.80 |
| Tentoxin | 56.2 ± 11.9 | 0.20 |
| Tenuazonic acid | 407.4 ± 108.9 | 3.00 |
| Tryptophol | 79.7 ± 6.4 | 15.0 |
| Versicolorin A | 103.7 ± 3.6 | 0.40 |
| Versicolorin C c | n.d. | - |
| Zearalenone | 124.6 ± 10.9 | 0.30 |
| Zearalenone-4-sulfate | 143.1 ± 16.1 | 0.40 |
| α-zearalenol | 120.6 ± 17.2 | 0.80 |
| β-zearalenol | 109.3 ± 15.6 | 0.80 |
a LOD, limit of detection; b No standard available, estimation of concentration based on response and recovery of averufin; c No standard available, estimation of concentration based on response and recovery of versicolorin A; d n.d.: not determined.