DL-Methionine, Laboratory chemicals, Laboratory Chemicals manufacturer, Laboratory chemicals india, Laboratory Chemicals directory, elabmart
send us an inquiry

LC3952 DL-Methionine

suitable for use as excipient exp Ph Eur,BP

 

Order number Packaging Quantity Price €
AC30952 Fibre carton 50 kg inquire

 

Product information
Grade Ph Eur,BP
Synonyms C5H11NO2S
HS Code 2930 40 90
EC number 200-432-1
Molar mass 149.21 g/mol
CAS number 59-51-8

 

Chemical and physical data
Ignition temperature 390 °C
Solubility 34 g/l (25 °C)
Melting point 265 – 275 °C
Molar mass 149.21 g/mol
Density 1.34 g/cm3 (20 °C)
Bulk density 480 kg/m3
pH value 5.6 – 6.1 (20 g/l, H2O, 20 °C)

 

Safety information
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 > 5000 mg/kg

 

Specifications
Assay (perchloric acid titration, calculated on dried substance) 99.0 – 100.5 %
Identity (IR-spectrum) passes test
Appearance crystalline powder or flakes, white to almost white
Appearance of solution (20 g/l, CO2-free water) clear and colourless
pH (20 g/l, CO2-free water) 5.6 – 6.1
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l) -0.05° to +0.05°
Chloride (Cl) ≤ 0.02 %
Sulfate (SO4) ≤ 0.02 %
Heavy metals (as Pb) ≤ 0.002 %
Fe (Iron) ≤ 0.001 %
Se (Selenium) ≤ 0.003 %
Related substances (TLC) ≤ 0.2 %
Residual solvents (Ph. Eur./ICH) excluded by manufacturing process
Sulfated ash (600 °C) ≤ 0.1 %
Loss on drying (105 °C) ≤ 0.5 %
Residues of metal catalysts or metal reagents acc. to EMEA/CHMP/SWP/4446/2000
are not likely to be present.
Corresponds to Ph. Eur., BP

 

DL-Methionine, Laboratory chemicals, Laboratory Chemicals manufacturer, Laboratory chemicals india, Laboratory Chemicals directory, elabmart