L-Leucine, 250 g
Molar mass (M) 131,18 g/mol
Density (D) 1,29 g/cm³
Melting point (mp) 290 °C
CAS No. [61-90-5]
excl. VAT. | 250 g per Pack Qty.
Art. No. 3984.3
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L-Leucine ≥98,5 %, Ph.Eur., for biochemistry
|Checked according to pharmacopoeia||
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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 cryst. powder|
|Assay (dry substance)||98,5-101,0 %|
|Specific rotation [α]a||+14,5° bis +16,5°|
|Sulphated ash||≤0,1 %|
|Loss on drying||≤0,5 %|
|Foreign amino acids||complies|
|Ammonium (NH4)||≤0,02 %|
|Iron (Fe)||≤0,001 %|
|Heavy metals (as Pb)||≤0,001 %|
|Chloride (Cl)||≤0,02 %|
|Sulphate (SO4)||≤0,03 %|