Table 3.
Showed the chromatography of standard mixtures and samples.
| PAHs | Area under curve (mAu) | Retention time (min.) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Standard | Sample | ||||||||||||||
| Cold rolling mill area | Annealing ovens area | Gravity area | Evaporators workshop | Casting ovens area | Administration offices | Smelting furnaces area | Press ovens area | The oxidation ponds area | The painting workshop | Export warehouse office | Administration offices | ||||
| Naphthalene | NAP-2 | 1,134,602.27 | 293,499.3 | 534,989.0 | 1,605,123.7 | 257,745.3 | 446,717.3 | 1,028,016.5 | 1,028,016.5 | 398,078.6 | 2,706,212.7 | 1,352,718.4 | 4,316,839.8 | 19,818.6 | 5.61 |
| Acenaphthylene | ACY-3 | 2,598,053.35 | 312,491.2 | 4,780,732.0 | 4,510,241.4 | 1,764,824.7 | 2,729,135.3 | 1,270,485.4 | 1,270,485.4 | 363,505.2 | 1,661,413.7 | 1,734,250.7 | 4,733,578.0 | 16,355.2 | 5.86 |
| Acenaphthene | ACE-3 | 2,763,026.44 | 753,828.2 | 3,694,459.5 | 4,085,238.7 | 1,630,740.8 | 2,151,097.5 | 869,389.5 | 869,389.5 | 430,648.6 | 1,092,835.7 | 3,603,007.1 | 1,507,167.0 | 13,058.6 | 6.03 |
| Phenanthrene | PHE-3 | 3,022,753.94 | 291,489.8 | 5,545,721.2 | 3,855,471.0 | 1,901,697.3 | 2,611,071.8 | 1,896,117.3 | 1,896,117.3 | 495,232.2 | 1,482,195.9 | 2,157,675.0 | 1,835,340.8 | 19,582.2 | 6.19 |
| Fluorine | FLU-3 | 4,137,207.07 | 614,616.0 | 2,196,837.1 | 1,857,740.5 | 1,875,192.1 | 3,779,661.1 | 1,110,493.6 | 1,110,493.6 | 815,439.8 | 2,041,225.3 | 2,281,414.6 | 1,674,834.8 | 22,589.8 | 7.01 |
| Anthracene | ANT-3 | 5,401,687.53 | 254,750.4 | 4,417,819.3 | 4,669,781.7 | 3,550,273.2 | 4,465,815.4 | 2,245,568.6 | 2,245,568.6 | 605,318.0 | 1,841,374.2 | 3,552,924.2 | 1,088,394.7 | 20,588.0 | 13.12 |
| Fluoranthene | FLT-4 | 6,463,779.35 | 336,773.5 | 1,744,122.0 | 2,014,438.9 | 2,362,585.0 | 3,028,009.3 | 1,278,582.4 | 1,278,582.4 | 920,111.6 | 1,391,086.9 | 3,020,913.1 | 1,230,585.4 | 22,001.6 | 14.45 |
| Pyrene | PYR-4 | 6,825,708.59 | 148,175.8 | 2,187,543.2 | 4,249,777.9 | 2,431,727.3 | 4,291,361.7 | 2,095,920.3 | 2,095,920.3 | 804,690.7 | 1,656,630.7 | 2,160,374.7 | 1,511,379.8 | 20,900.7 | 24.12 |
| Benzo(a)anthracene | BAA-4 | 7,618,383.27 | 447,142.3 | 2,929,288.6 | 1,592,876.0 | 7,199,334.3 | 4,334,332.0 | 6,227,687.5 | 6,227,687.5 | 991,278.9 | 2,911,233.8 | 2,524,314.6 | 1,136,868.1 | 29,708.9 | 28.39 |
| Chrysene | CRY-4 | 4,517,819.96 | 132,193.3 | 1,926,679.6 | 3,194,169.0 | 1,695,686.9 | 1,621,573.5 | 1,065,421.3 | 1,065,421.3 | 494,898.0 | 2,310,703.2 | 1,309,471.5 | 1,675,037.4 | 19,908.0 | 29.98 |
| Benzo(b)fluoranthene | BBF-5 | 9,218,691.18 | 538,398.1 | 2,041,663.2 | 2,502,378.2 | 2,172,998.1 | 7,893,805.0 | 1,510,851.0 | 1,510,851.0 | 972,421.5 | 1,691,430.5 | 2,569,756.3 | 5,717,671.1 | 47,201.5 | 31.79 |
| Benzo(k)fluoranthene | BKF-5 | 6,600,043.63 | 462,721.2 | 2,598,023.2 | 3,083,281.1 | 1,759,762.5 | 2,299,203.7 | 1,355,096.6 | 1,355,096.6 | 711,130.8 | 2,182,813.8 | 4,323,566.8 | 2,418,674.2 | 42,300.8 | 33.91 |
| Benzo(a)pyrene | BAP-5 | 8,127,969.7 | 570,381.8 | 2,141,464.2 | 4,101,118.5 | 1,672,100.9 | 2,795,439.9 | 1,046,933.0 | 1,046,933.0 | 506,821.4 | 1,116,298.7 | 3,536,869.1 | 1,565,316.7 | 12,201.4 | 34.75 |
| Dibenzo(a,h)anthracene | DBA-5 | 9,823,999.21 | 244,973.1 | 1,853,847.7 | 3,279,989.3 | 3,187,016.1 | 2,812,302.6 | 1,807,104.6 | 1,807,104.6 | 646,870.0 | 1,139,038.9 | 2,999,465.6 | 1,289,277.9 | 14,700.0 | 35.83 |
| Indeno(1,2,3-c,d)pyrene | IND-6 | 2,852,810.16 | 115,453.4 | 3,333,180.8 | 2,461,528.0 | 2,906,701.2 | 3,905,754.3 | 891,675.7 | 891,675.7 | 342,195.0 | 4,227,255.2 | 1,294,439.4 | 1,357,243.7 | 24,905.0 | 39.13 |
| Benzo(ghi)perylene | BGP-6 | 2,837,819.23 | 228,595.1 | 1,803,710.0 | 4,091,306.1 | 1,861,489.0 | 2,542,517.1 | 4,698,183.3 | 4,698,183.3 | 386,736.0 | 1,247,928.0 | 2,684,512.3 | 1,199,468.0 | 18,306.0 | 43.71 |