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Table 2 Elemental analysis of Khaya senegalensis gum powder

From: Formulation and development of metformin-loaded microspheres using Khaya senegalensis (Meliaceae) gum as co-polymer

Metal Content (ppm) ± SD
Chromium (Cr) 0.060 ± 0.008
Cadmium (Cd) Not detected
Copper (Cu) 0.178 ± 0.062
Lead (Pb) 0.009 ± 0.006
Nickel (Ni) 0.024 ± 0.008
Cobalt (Co) 0.018 ± 0.004