Technical Data Sheet
L-Tryptophan, 100 g, plastic
≥98,5 %, Ph. Eur., for biochemistry
Related products
Pack Qty.
Pack.
H-L-Trp-OH, 2-Amino-3-(3-indolyl)propionic acid
Empirical formula C11H12N2O2
Molar mass (M) 204,23 g/mol
Melting point (mp) 279,3 °C
WGK 1
CAS No. 73-22-3
EG-Nr. 200-795-6
Molar mass (M) 204,23 g/mol
Melting point (mp) 279,3 °C
WGK 1
CAS No. 73-22-3
EG-Nr. 200-795-6
€92.35/Pack Qty.
excl. VAT. | 100 g per Pack Qty.
Art. No. 4858.2
In production
from 6 Pack Qty.
€87.73/Pack Qty.
from 24 Pack Qty.
€83.12/Pack Qty.
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Product details
L-Tryptophan ≥98,5 %, Ph. Eur., for biochemistry
Technical Information
| Checked according to pharmacopoeia | Ph. Eur. |
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L-Tryptophan
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| Art. No. | Pack Qty. | Pack. | Price | Quantity | |
|---|---|---|---|---|---|
| 4858.1 | 10 g | glass |
€18.85 |
|
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| 4858.2 | 100 g | plastic |
€92.35 |
|
|
| 4858.3 | 1 kg | plastic |
€736.40 |
|
|
| 4858.4 | 250 g | plastic |
€198.90 |
|
|
|
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Downloads / MSDS
Certificates of Analysis
Guarantee analysis
| Appearance | white to off-white, cryst. or amorphic powder |
| Assay | 98.5-101.0 % |
| Identity | complies |
| Appearance of solution | complies |
| Specific rotation [α]20D (dry substance) | -33.0° to -30.0° |
| Foreign amino acids | complies |
| Loss on drying | ≤0.5 % |
| Sulphated ash | ≤0.1 % |
| Chloride (Cl) | ≤0.02 % |
| Sulphate (SO4) | ≤0.03 % |
| Ammonium (NH4) | ≤0.02 % |
| Iron (Fe) | ≤0.002 % |
| Impurity A, related substances | complies |