Four Different Methods Comparison for Extraction of Astaxanthin from Green Alga Haematococcus pluvialis

Figure 1

Photoes and SEM analysis of H. pluvialis cell after different extraction methods. (a) H. pluvialis cell material photo before extraction, (b) cell SEM before extraction; (c) H. pluvialis cell material photo after HCI-ACE extraction, (d) cell SEM after HCI-ACE extraction; (e) cell material photo after HEX-IPA extraction, (f) cell SEM after NEX-IPA extraction; (g) cell material photo after MET-ACE extraction, (h) cell SEM after MET-ACE extraction; (i) cell material photo after oil-soy extraction, (j) cell SEM after oil-soy extraction.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)