... acid Molecular formula: C3H6O3 Structural formula: CH3CHOHCOOHMolecular weight: 90.08Appearance: Colorless or light yellow thick liquid Specification: Lactic acid: 80%, 85%, ... 88%, 92%. Lactic acid Molecular Formula: C3H6O3 Molecular Weight: 90.08Appearance: ... wt: 25kg/drum or 250kg/drum. Food grade Lactic Acid 80%, 85%, 90%