L-Methionine
Product Code | PG096 | Grade | Pure |
Purity | 99% | CAS No | 63-68-3 |
Molecular Formula | C5H11NO2S | Molecular Weight | 149.21 |
H.S.Code | 2930.4000 | Shelf Life | 5 Years |
Physical Properties
Physical state at 20 C | Solid | Colour | White Powder | Odour | Slight odour |
Specifications
Description | White Powder |
Assay | Min 99% |
Specific optical rotation | +22.5 to +24 deg |
pH (2.5% solution) | 5.5 - 6.5 |
Loss on drying (at 105 C) | NMT 0.3% |
Residue on Ignition (as SO4) | NMT 0.1% |
Chloride (CI) | NMT 0.02% |
Sulphate (SO4) | NMT 0.03% |
Iron (Fe) | NMT 0.001% |
Heavy Metals (as Pb) | NMT 0.001% |
Ammonium (NH4) | NMT 0.01% |
Foreign Amino acid | NMT 0.3% |
Other Ninhydrin positive substance (as glycine) | NMT 0.1% |
Packaging
5 Kg, 25 Kg, 50 Kg |