Fig. 4From: Production of a Spirulina sp. algae hybrid with a silica matrix as an effective adsorbent to absorb crystal violet and methylene blue in a solutionEffect of the solution pH on the adsorption of CV and MB dyes by the ASS adsorbent (adsorbent dose of 50 mg, volume of adsorbate of 20 mL, contact times of 60 min, and temperature of 27 °C)Back to article page