L-THREONINE 99% FOR BIOCHEMISTRY
Allo-free pyrogen free for bacteriology and tissue culture. (2S,3R)-2-Amino-3-hydroxybutyric acid
| Product Code | B-02693 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | For Biochemistry | CAS No | 72-19-5 |
| Purity | 99 % | Molecular Weight | 119.12 |
| H.S.Code | 2922.50900 | Shelf Life | 60 Months |
| Molecular Formula | C4H9NO3 |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White crystalline |
|---|---|---|---|
| Solubility in water [% weight] | 60 g/l at 20 °C - completely soluble | Melting point/ Freezing point [°C] | 222 °C |
| pH Value | 5 - 6 at 60 g/l at 25 °C |
Packaging
Specification
| Appearance | White crystalline powder |
| Assay (by HClO4 titration) | Min 99% |
| Heavy metal (as Pb) | Max 0.001% |
| Ammonium (NH4) | Max 0.01% |
| Foreign amino acids | Max 0.3% |
| Other ninhydrin positive substances (as glycine) | Max 0.1% |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning