Solubility:Colorless liquid (1mol/L in water)Turbidity:≤15 NTU (1mol/L in water)Heavy Metals:≤10 mg/kg (Pb) (Color reaction with thioacetamide)Water (Karl Fischer):≤1%pH:3-6 (1 mol/L in water)Infrared Spectrum:Conforms to structureUV Ratios:A260nm: ≤0.1AU (1mol/L, water)A280nm: ≤0.06AU (1mol/L, water)Sulfated Ash:≤0.2%Storage and Stability:Store at 4°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.