L-Treonina, 250 g
REF T206.4
€ 87,31
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L-Treonina, 250 g
Información del producto
P-frases: P210 P261 P280 P303+P361+P353 P305+P351+P338 P310
H-frases: H225-H302-H314-H335-H336-H351 EUH019
Nivel de riesgo: 3 (8) II
Código hs: 29225000
Marca: Carl Roth
L-Threonine, min. 99 %, Ph.Eur.,for biochemistry, Molar mass (M) 119,12 g/mol, Density (D) 1,077 g/cm³, CAS No. [72-19-5], EG-Nr. 200-774-1, Empirical formula C4H9NO3
L-Threonine ≥99 %, Ph. Eur., for biochemistry
Technische informatie
| Getest volgens artsenijboek | Ph. Eur. |
Amino acids
Our amino acids are of the highest purity and suitable for a broad range of applications in biochemistry. Besides the natural occurring L-amino acids, we offer a selection of unnatural D-amino acids and DL-amino acids.
| Appearance | white to off-white cryst. powder |
| Assay (dry substance) | 99.0-101.0 % |
| Identity | complies |
| Specific rotation [α]20D | -29.0° to -27.6° |
| Appearance of solution | clear, colourless |
| pH-value | 5.0-6.5 |
| Chloride (Cl) | ≤0.02 % |
| Sulphate (SO4) | ≤0.03 % |
| Iron (Fe) | ≤0.001 % |
| Foreign amino acids | complies |
| Ammonium (NH4) | ≤0.02 % |
| Loss on drying | ≤0.5 % |
| Sulphated ash | ≤0.1 % |
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