Journal of Nanomaterials / 2013 / Article / Tab 1

Research Article

Extraction of Nanosized Cobalt Sulfide from Spent Hydrocracking Catalyst

Table 1

Concentration of oxalic acid used in the extraction.

Oxalic acid/spent catalyst (mole/g)% Remaining undissolved solid

0.0240
0.0520
0.07515.5
0.10.0