Table 2.

Results of the physical and mechanical tests of the samples with different content of the hemin.

Sample	Tensile Strength, Mpa Δ ± 0.02 MPa	Elongation at Break, % Δ ± 0.2%
PHB with 0 wt. %	1.7	3.6
PHB with 1 wt. % of hemin	0.7	4.7
PHB with 3 wt. % of hemin	1.9	4.7
PHB with 5 wt. % of hemin	5.5	6.1