Description
Technical aspects
L-methionine is characterised by high purity (≥ 98%) and a stable crystal structure. It is highly soluble, forming clear, colourless solutions with a slightly acidic pH. It meets the stringent quality requirements for feed additives and has a low content of inorganic impurities.
| Parameter | Value |
|---|---|
| Content (Assay) | ≥ 98.0% |
| Loss on drying | ≤ 0.3% |
| pH (solution) | 5.0 – 6.1 |
| Chlorides (Cl) | ≤ 200 ppm |
| Sulphates (SO₄) | ≤ 200 ppm |
| Ammonia (NH₄) | ≤ 200 ppm |
| Iron (Fe) | ≤ 10 ppm |
| Lead (Pb) | < 10 ppm |
| Arsenic (As) | < 5 ppm |
| Appearance | Crystals or crystalline powder |
| Colour | White or almost white |
| Odour and taste | Characteristic |
| Solution | Clear, colourless |
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