L-Leucine

Product Name:L-Leucine
Batch No.:19000000 Quantity:1000KGS
Manufacture Date:00.00, 2019 Expiry Date:00.00, 2021
Items Specifications Results TestMethod
Appearance White crystals or crystalline powder Conforms Visual
Identification InfraredAbsorption Conforms USP<197K>
Specific rotation [α]D25 +14.9°~+17.3° +15.4° USP<781S>
pH 5.5~7.0 6.0 USP<791>
Losson drying ≤0.2% 0.14% USP<731>
Residue on ignition ≤0.1% 0.07% USP<281>
Residue on ignition ≤0.4% 0.09% USP<281>
Chloride(Cl) ≤0.05% <0.05% USP<221>
Sulfate(SO4) ≤0.03% <0.03% USP<221>
Heavy metals(Pb) ≤0.0015% <0.0015% USP<231>
Organic volatile impurities Meetsthe requirements Conforms USP<467>
Assay 98.5~101.5% 99.7% Titration
Conclusion:ThisBatch Is Conforming WithThe Standard Of USP24.

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