Table 4.
Parameters of chitosan hydrolysis by hydrogen peroxide.
| Reference | Chitosan | Solvent | Solvent Concentration | Temperature | Time | Mw/DP |
|---|---|---|---|---|---|---|
| [12] | 1% | H2O2; CH3COOH | 0.5–3%; 1% | 50–75 °C | 1–6 h | 2–7 DP |
| [16] | 1% | H2O2; CH3COOH; H3PW12O40 | 0.5–3%; 1%; 0.04–0.14% | 50–75 °C | 10–60 min | 7 DP |
| [17] | 3% | H2O2; CH3COOH | 3%; 2% | 80 °C | 180 min | 1.36 kDa |
| [46] | 1% | H2O2; CH3COOH | 5.7, 2.8, 1.9, and 1.7 (molar ratio) | 50 °C | 8 h | 6.61–9.97 kDa |
| [48] | 2% | H2O2; CH3COOH | 2%; 1% | 40 °C | 30–180 min | - |
| [49] | 2% | H2O2; HCl | (0.5, 1.0, 1.5, 2.0 M)/0.5% | 25, 40, 50, 70 °C | 1, 2, 3 h | 11–1200 kDa |
| [50] | 7.5% | H2O2; H3PW12O40 | 4.5%; 0.1% | 70 °C | 30–120 min | 4.3–4.7 kDa |
| [51] | - | H2O2; HCl | 0–5%; 0–9% | 10–90 °C | 0.5–8 h | 5–200 kDa |