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

Table 3

Content of heavy metals, CAC concentration, and mean MIC of heavy metal contained in digests of food packaging materials on the standard strains of bacteria tested.

Heavy metals in digests of; packaging materials (DPM)	Content of heavy metal; in digest (μg/ml)	Codex Alimentarius Commission; acceptable value (μg/ml	Minimum inhibitory concentration
			E. coli; (μg/ml)	E. faecalis; (μg/ml)	K. pneumoniae; (μg/ml)	P. aeruginosa; (μg/ml)
Vanadium (cardboard)	2.7	1.8
Cadmium (sachets)	155	7.0
Mercury (sachets)	213	1.4
Arsenic (medicinal closure)	101.41	1.6