Table 2. cpDNA from different isolation methods in Araucaria angustifolia sample.

Isolation Method	DNA concentration (ng/µl)	260/280	260/230
Modified high salt method	975.6	1.66	0.92
High Salt plus saline Percoll method	3438.3	2.05	1.99
Sucrose Gradient Method	472.4	1.52	0.47

Ratios evaluated with Nanodrop®, in a final volume of 40 µl.