Fig. 6From: Bio-sorption for effective removal of chromium(VI) from wastewater using Moringa stenopetala seed powder (MSSP) and banana peel powder (BPP)Effect of adsorbent dose on % removal of: a Cr(VI) by MSSP and b Cr(VI) by BPP (concentration 30 mg/L, agitation speed rpm, adsorbent dose 5, 10, 15 and 20 g/L solution, pH 2, 4, 6 and 8)Back to article page