Table 3. EDX Surface Element Analysis of PrGr, OxGr, SWGr, and GlyWGr.
| surface
element, wt % |
||||||
|---|---|---|---|---|---|---|
| sample | C | O | K | Mn | Cl | N |
| PrGr | 100.00 | |||||
| OxGr | 91.84 | 4.73 | 0.46 | 2.99 | ||
| SWGr | 95.79 | 3.79 | 0.07 | 0.21 | 0.07 | 0.07 |
| GlyWGr | 92.64 | 4.00 | 0.18 | 2.52 | 0.19 | 0.48 |
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