Research Article

Evaluation of Minimum Inhibitory Concentration of Heavy Metals Contained in Packaging Material Digest on Prominent Gut Microbiota

Table 1

Luria Bertani agar with different concentrations of digests of packaging material/heavy metal salt solution for the detection of minimum inhibitory concentration.

Name of heavy metal in the digests of packaging materials/heavy metal salt solutionAmount of stock solution (100 μg/ml) of digest/heavy metal salt solution added to 20 ml of Luria Bertani agar (μl)Final concentration of heavy metal in Luria Bertani agar (μg/ml)

Vanadium/vanadium pentoxide
mercury/mercuric chloride
2401.2
2801.4
3201.6
3601.8
4002.0
4402.2

Arsenic/arsenic trioxide2001.0
2401.2
2801.4
3201.6
3601.8
4002.0

Cadmium/cadmium acetate8006.4
10006.6
12006.8
14007.0
16007.2
18007.4