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LC3569 L-Leucinefor biochemistry |
| Order number | Packaging | Quantity | Price € |
| AC30569 | Plastic bottle | 25 g | 17.91 |
| AC30569 | Plastic bottle | 250 g | 73.80 |
| AC30569 | Plastic bottle | 10 g | inquire |
| Product information | |
| Hill Formula | C6H13NO2 |
| HS Code | 2922 49 85 |
| EC number | 200-522-0 |
| Molar mass | 131.18 g/mol |
| CAS number | 61-90-5 |
| Chemical and physical data | |
| Solubility | 24 g/l (20 °C) |
| Melting point | 300 °C (decomposition) |
| Molar mass | 131.18 g/mol |
| Density | 1.29 g/cm3 (20 °C) |
| Bulk density | 300 – 400 kg/m3 |
| pH value | 5.5 – 6.5 (20 g/l, H2O, 20 °C) |
| Safety information | |
| RTECS | OH2850000 |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Specifications | |
| Assay (perchloric acid titration, calculated on dried substance) | ≥ 99.0 % |
| Identity (IR-spectrum) | passes test |
| Appearance | white to almost white, crystalline powder or shiny flakes |
| Appearance of solution (0.5 mol/l, hydrochloric acid 1 mol/l) | clear and colorless |
| Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance) | +12.2° to +13.2° |
| UV-Absorption – 260 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l |
≤ 0.05 |
| – 280 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l | ≤ 0.02 |
| Chloride (Cl) | ≤ 0.02 % |
| Sulfate (SO4) | ≤ 0.01 % |
| Heavy metals (as Pb) | ≤ 0.001 % |
| As (Arsenic) | ≤ 0.0005 % |
| Ca (Calcium) | ≤ 0.001 % |
| Co (Cobalt) | ≤ 0.0005 % |
| Fe (Iron) | ≤ 0.0005 % |
| K (Potassium) | ≤ 0.0005 % |
| Mg (Magnesium) | ≤ 0.0005 % |
| Na (Sodium) | ≤ 0.005 % |
| Zn (Zinc) | ≤ 0.0005 % |
| NH4 (Ammonium) | < 0.01 % |
| Isoleucine | ≤ 1.0 % |
| other foreign amino acids | ≤ 0.3 % |
| Other ninhydrine positive substances | ≤ 0.1 % |
| Loss on drying (105 °C; 3 h) | ≤ 0.3 % |
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