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L(-)-Tryptophan 98,5-101,5 Dry_basis

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J22765.A1 J22765.22
J22765.A1EA 749 EUR
J22765.A1 J22765.22
L(-)-Tryptophan 98,5-101,5 Dry_basis
L(-)-Tryptophan
Formel: C₁₁H₁₂N₂O₂
MW: 204.23 g/mol
Melting Pt: 280…285 °C
Dichte: 1.34 g/cm³ (20 °C)
Storage Temperature: Raumtemperatur
MDL Number: MFCD00064340
CAS-Nummer: 73-22-3
EINECS: 200-795-6
Merck Index: 14,09797

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Spezifikation Testergebnisse

Assay (Dry Basis) 98.5 to 101.5%
Chloride Content ≤0.05%
Identification (FTIR) Conforms
Residue on Ignition ≤0.1%
Impurity Content, Organic Impurities Meets the Requirements
Impurity Content Sulphate (SO₄) ≤0.03%
Loss on Drying ≤0.3%
Optical Rotation –29.4 to –32.8° (c=1 in H₂O)
pH (1%, H₂O) 5.5 to 7.0
Heavy Metals (Pb) ≤15 ppm
Iron (Fe) ≤0.003%


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