Synonyms:|L-Val-OH; (+)-2-Amino-3-methylbutyric Acid; (2S)-2-Amino-3-methylbutanoic Acid; (S)-2-Amino-3-methylbutanoic Acid; (S)-Valine; (S)-α-Amino-β-methylbutyric Acid; L-(+)-α-Aminoisovaleric Acid; L-α-Amino-β-methylbutyric Acid; NSC 76038||CAS No:|72-18-4||Molecular Formula:|C₅H₁₁NO₂||Molecular Weight:|117.15||Appearance:|White crystalline powder||Purity:|≥98.5%||pH:|5.5-7.0||Specific Rotation (C=8, 6N HCl):|+27.6° to +29.0°||Chloride:|≤0.02%||Ammonium:|≤0.02%||Sulfate:|≤0.02%||Iron:|≤0.001%||Arsenic:|≤0.0001%||Heavy Metals (Pb):|≤0.001%||Endotoxin:|≤2Eu/mg||Storage:|4°C