send us an inquiry |
LC3954 L-Methioninefor biochemistry |
Order number | Packaging | Quantity | Price € |
AC30954 | Plastic bottle | 25 g | 17.73 |
AC30954 | Plastic bottle | 100 g | 34.20 |
AC30954 | Plastic bottle | 1 kg | 220.50 |
AC30954 | Plastic bottle | 10 kg | inquire |
Product information | |
Hill Formula | C5H11NO2S |
HS Code | 2930 40 10 |
EC number | 200-562-9 |
Molar mass | 149.2 g/mol |
CAS number | 63-68-3 |
Chemical and physical data | |
Solubility | 48 g/l (20 °C) |
Melting point | 280 – 285 °C |
Molar mass | 149.2 g/mol |
Bulk density | 550 kg/m3 |
pH value | 5 – 7 (10 g/l, H2O, 20 °C) |
Safety information | |
RTECS | PD0457000 |
Storage class | 10 – 13 Other liquids and solids |
WGK | WGK 1 slightly water endangering |
Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
Toxicological data | |
LD 50 oral | LD50 rat 36000 mg/kg |
Specifications | |
Assay (perchloric acid titration, calculated on dried substance) | ≥ 99 % |
Identity (IR-spectrum) | passes test |
Appearance | white to almost white, shiny powder |
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) | +22.5 ° to +23.5 ° |
UV-Absorption – 260 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol |
≤ 0.50 |
– 280 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l | ≤ 0.20 |
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 % |
NH4 (Ammonium) | ≤ 0.01 % |
Zn (Zinc) | ≤ 0.0005 % |
Foreign amino acids | ≤ 0.3 % |
Other ninhydrine positive substances | ≤ 0.1 % |
Loss on drying (105 °C; 3 h) | ≤ 0.3 % |
![]() |