Formula: C₅H₉NO₄ CAS: 56-86-0 EC No.: 200-293-7 M (Molar Mass): 147.13 g/mol mp (Melting Point): 205°C (decomposes) Specific Rotation: [α]²⁰D +31.5° to +32.5° (c=5 in 2N HCl) Solubility: 8.6 g/L water at 25°C

Assay (HPLC): ≥ 99.0% Appearance: White crystalline powder Identification (IR): Passes test Specific Rotation: [α]²⁰D = +32.0° ± 0.5° (c=5 in 2N HCl) Loss on Drying: ≤ 0.5% Sulfated Ash: ≤ 0.1% Heavy Metals (as Pb): ≤ 20 ppm Chloride (Cl): ≤ 0.02% Sulfate (SO₄): ≤ 0.02% Related Amino Acids (HPLC): ≤ 0.5% Nitrogen Content: 9.4-9.6%