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. 2020 Aug 3;6(8):e04568. doi: 10.1016/j.heliyon.2020.e04568

Table 2.

Match! analysis result of graphite-based on coconut shell waste.

Formula Legend %
Carbon Graphite 2H C 71.53
Calcium-beta Ca 10.02
Phosphorus – black P 14.47
Potassium K 3.97