Table 1. Preparation Conditions, Percentage Yields, and Production Cost of Calcium Lactate (CaLT) Monohydrate (Ca(C2H4OHCOO)2·H2O) Produced from the Reaction between Scallop-Derived CaCO3 Powders and Various Lactic Acid Concentrations.
| compound | lactic acid concentration (wt %) | percentage yield (%) | dried time | reaction temperature (°C) | production cost (USD·kg–1) |
|---|---|---|---|---|---|
| CaLT-40 | 40 | 92.68 | 3 h | 36 | 0.1405 |
| CaLT-50 | 50 | 93.49 | 2 h | 47 | 0.1390 |
| CaLT-60 | 60 | 89.86 | 45 min | 57 | 0.1390 |
| CaLT-70 | 70 | 90.49 | 0.30 min | 64 | 0.1366 |