Technical Data Sheet
L-Histidine, 25 g
From Carl ROTH
≥98,5 %, Ph. Eur., for biochemistry
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H-L-His-OH, 3-Imidazol-4-yl-alanine, HIS
Empirical formula C6H9N3O2
Molar mass (M) 155,16 g/mol
Density (D) 1,449 g/cm³
Melting point (mp) 287 °C
WGK 1
CAS No. 71-00-1
EG-Nr. 200-745-3
Molar mass (M) 155,16 g/mol
Density (D) 1,449 g/cm³
Melting point (mp) 287 °C
WGK 1
CAS No. 71-00-1
EG-Nr. 200-745-3
€20.90/Pack Qty.
excl. VAT. | 25 g per Pack Qty.
Art. No. 3852.1
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€19.86/Pack Qty.
from 24 Pack Qty.
€18.81/Pack Qty.
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Product details
L-Histidine ≥98,5 %, Ph. Eur., for biochemistry
Technical Information
| Checked according to pharmacopoeia | Ph. Eur. |
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L-Histidine
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| Art. No. | Pack Qty. | Pack. | Price | Quantity | |
|---|---|---|---|---|---|
| 3852.1 | 25 g | plastic |
€20.90 |
|
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| 3852.2 | 1 kg | plastic |
€429.00 |
|
|
| 3852.3 | 100 g | plastic |
€58.50 |
|
|
|
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Downloads / MSDS
General information
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.
Certificates of Analysis
Guarantee analysis
| Appearance | white cryst. powder |
| Assay (dry substance) | 98.5-101.0 % |
| Identity | complies |
| Appearance of solution | clear, colourless |
| Specific rotation [α]20D | +11.4° to +12.4° |
| pH value (1 g, 50 ml H2O) | 7.0- 8.5 |
| Ammonium (NH4) | ≤0.02 % |
| Chloride (Cl) | ≤0.02 % |
| Sulphate (SO4) | ≤0.02 % |
| Iron (Fe) | ≤0.001% |
| Heavy metals (as Pb) | ≤0.001% |
| Foreign amino acids | complies |
| Loss on drying | ≤0.2 % |
| Sulphated ash | ≤0.1 % |