Merck 1122331000 L-Lysine monohydrate for biochemistry (C₆H₁₄N₂O₂ * H₂O, Plastic bottle 1 kg)
Manufacturer: Merck Model: 1122331000 - 18,636,900 VND
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CAS number: 39665-12-8
EC number: 200-294-2
Hill Formula: C₆H₁₄N₂O₂ * H₂O
Chemical formula: NH₂(CH₂)₄CH(NH₂)COOH
Molar Mass: 164.2 g/mol
Assay (Perchloric acid titration, calc. on anhydrous substance): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white, crystalline powder or colorless crystals with characteristic odor
Appearance of solution (100 g/l, water): clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance): +25.5 to +26.5
Heavy metals (as Pb): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.01 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Water (according to Karl Fischer): 10.0 - 12.0 %
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