Biosorption of Microelements by Spirulina: Towards Technology of Mineral Feed Supplements

Figure 10

X-ray spectrum, mineral trace analysis of Spirulina sp. surface. (a) pristine microalgae biomass; Spirulina sp. enriched in (b) Co(II) ions, (c) Cu(II) ions, (d) Mn(II) ions, and (e) Zn(II) ions; (f) Spirulina sp. enriched in all Co(II), Cu(II), Mn(II), and Zn(II) ions.

(a)

(b)

(c)

(d)

(e)

(f)