Table:
Hemin [μM]	Specific activity [U/mg] after 5 min of incubation	Specific activity [U/mg] after 72 h of incubation
-	34.8	35.3
1.0	42.4	67.0
5.0	46.8	75.4
10.0	51.8	77.8

Encode the diagram in Markdown syntax.

| Hemin [μM] | Specific activity [U/mg] after 5 min of incubation | Specific activity [U/mg] after 72 h of incubation | 
 | --- | --- | --- | 
 | - | 34.8 | 35.3 | 
 | 1.0 | 42.4 | 67.0 | 
 | 5.0 | 46.8 | 75.4 | 
 | 10.0 | 51.8 | 77.8 |