Formula: C₄H₆O₆ CAS: 87-69-4 EC No.: 201-766-0 M (Molar Mass): 150.09 g/mol

Assay (Acidimetric): 99.7 - 100.5 % Appearance: Colorless crystals or white powder. Specific Rotation [α]²⁰D: +12.4° to +12.6° Insoluble Matter: ≤ 0.005 % Loss on Drying (105°C): ≤ 0.1 % Residue on Ignition: ≤ 0.02 % Chloride (Cl): ≤ 0.001 % Sulfate (SO₄): ≤ 0.005 % Oxalate (C₂O₄): Passes test. Heavy Metals (as Pb): ≤ 5 ppm