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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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