L-Arginine 99% For Biochemistry (Free base)
(S)-2-Amino-5-guanidinopentanoic acid
Product Code. |
00299 |
Grade |
For Biochemistry |
Purity |
99% |
CAS No. |
74-79-3 |
Molecular Formula |
C6H14N4O2 |
Molecular Weight |
174.20 |
H.S.Code |
2922.49900 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White crystals |
pH value |
10.5 - 12 |
| Melting point/ Freezing point [°C] |
222 °C |
Solubility in water [% weight] |
87.1 g/l at 20 °C - completely soluble |
Packaging
Specification
| Appearance | White to almost white crystalline powder or crystals |
| Assay | Min 99.0% |
| Heavy metal (as Pb) | Max 0.001% |
| Ammonium (NH4) | Max 0.01% |
| Specific optical rotation (c=5; 5 M HCl) | +26.5 +/-0.5° |
Safety Information and Hazard Symbols