Table 1 Comparison of the rate constant (k) of dechlorination of p-CP in different dechlorination systems
From: Poly (γ-Glutamic Acid) Promotes Enhanced Dechlorination of p-Chlorophenol by Fe-Pd Nanoparticles
Preparation method | T (°C) | pH | Stabilizer | wt% (bimetal) | nFe/p-CP | C0 (mg/L) | k (min−1) |
|---|---|---|---|---|---|---|---|
Chemical reduction (this work) | 25 | 9 | PGA (25 mg) | 0.8 (Pd) | 100:1 | 20 | 19.3 × 10−2 |
PGA (50 mg) | 33.1 × 10−2 | ||||||
Ball milling [9] | 25 | 2 | – | 15 (Ni) | 9780:1 | 20 | 8.0 × 10−2 |
Chemical reduction [54] | 25 | 3 | Mesoporous carbons | 2 (Pd) | 10:1 | 50 | 4.29 × 10− 2 |
Chemical reduction [55] | 25 | 9 | CTAB | 0.5 (Ni) | 1840:1 | 5 | 9.3 × 10−3 |
2.0 (Ni) | 920:1 | 8.6 × 10−3 | |||||
Chemical reduction [56] | 30 | 7 | Bentonite | 0.5 (Pd) | 2300:1 | 5 | 1.0 × 10−2 |
1 (Pd) | 6.85 × 10−2 |