English name: L-Aspartic acid; L-Asparaginic acid; L-Aminobutanedioic acid; L-Aminosuccinic acid Other names: L-aspartate; L-aminosuccinic acid; L-aminosuccinic acid; L-aspartic acid CAS No.: 56-84-8C4H7NO4=133.10 Grade: BR content: ≥99.0% Specific optical rotation: 24.8～25.8o PH: 2.5～3.5 Dry weight loss: ≤0.20% Chloride: ≤0.02% ammonium salt: ≤0.02% sulfate : ≤ 0.02% iron: ≤ 10ppm Heavy metal: ≤ 10ppm arsenic: ≤ 1ppm trait: white crystalline powder. Soluble in hot water, acid, alkali and salt solution, insoluble in ethanol and ether. Relative density (d12.54) 1.6610. Melting point 270 ~ 271 ° C Uses: Biochemical and medical clinical research preservation: RT
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