| M Formula: | CaC4H4O6•4H2O |
| Properties: | |
| White crystals. Soluble in dilute acids; slightly soluble in water or alcohol. | |
| Derivation: | |
| Interaction of calcium salt and crude cream of tartar. | |
| Grade: | |
| Technical, CP. | |
| Use: | |
| Tartaric acid, food preservative, antacid. | |