Table 4.
Essential oils /Standard | A. salina Bioassay |
---|---|
LC50 (μg/mL) | |
FU | 375.93 a ± 24.91 |
FO | 300.20 ab ± 15.80 |
AC | 504.67 c ± 24.33 |
SC | 379.93 b ± 94.90 |
Berberine Chloride | 4.12 ± 0.02 |
Phenol | 124.45 ± 0.23 |
Caffeine | >1,000 |
Theophylline | >1,000 |
Values of expressed in number of µg/mL of essential oil needed to kill 50% brine shrimp. LC50 > 1000 μg/mL are considered non-toxic. The values of LC in each column followed by the same letter are not significantly different. Place of sampling: FU = Furnas; FO = Fogo; SC = Sete Cidades; AC = Achada do Nordeste.