CAS: 632-20-2, D-threonine instruction manual

CAS: 632-20-2, D-threonine, D-α-amino-β-hydroxybutyric acid, D-hydroxybutyric acid, D-isohelix alginate amino acid, D-2-amino-3-hydroxyl Butyric acid, D-Theronine English name: D-Threonine; D-α-Amino-β-hydroxybutyric acid; D-2-Amino-3-hydroxybutanoic acid; D-β-Hydroxy-2-aminobutyric acid; (2R, 3S ) -2-Amino-3-hydroxybutyric acid; (2R, 3S)-(+)-Threonine Other names: D-α-amino-β-hydroxybutyric acid; D-hydroxybutyric acid; D-isohelix Amino acid; D-2-amino-3-hydroxybutyric acid CAS number: 632-20-2C4H9NO3 = 119.13 grade: BR content: ≥99.0% specific optical rotation: + 27.0o ~ + 29.0o chloride: ≤0.10% loss on drying : ≤0.20% Residue on ignition: ≤0.20% Heavy metal: ≤10ppm Arsenic salt: ≤2ppm Properties: White crystal or crystalline powder. Easily soluble in water, insoluble in absolute ethanol and chloroform. Melting point 251 ~ 253 ℃. LD50 (rat, abdominal cavity) 5361mg / kg Uses: Biochemical research preservation: RTElisa kit spot promotion, sufficient supply

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