L(+)-Aspartic acid 98+%

Supplier: Thermo Scientific

Synonyms: (S)-(+)-Aspartic acid, L(+)-2-Amino-1,4-butanedioic acid, (S)-(+)-2-Amino-1,4-butanedioic acid, H-Asp-OH, L-α-Aminosuccinic acid, L-αlpha-Aminosuccinic acid, (S)-2-Aminosuccinic acid, Asp, D

105041000 105045000 105040025 105040100
ACRO105041000EA 45.9 GBP
ACRO105041000 ACRO105045000 ACRO105040025 ACRO105040100
L(+)-Aspartic acid 98+%
L(+)-Aspartic acid
Formula: C₄H₇NO₄
MW: 133,1 g/mol
Boiling Pt: 311 °C (1013 hPa)
Melting Pt: >230 °C (dec.)
Density: 1,6613 g/cm³ (13 °C)
Storage Temperature: Ambient
MDL Number: MFCD00002616
CAS Number: 56-84-8
EINECS: 200-291-6
Merck Index: 13,00845

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Specification Test Results

Appearance White to off-white Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.5 % (105°C)
Sulfated ash ≤0.1 %
Specific optical rotation +24.0° to +26.0° (20°C, 589 nm) (c=8, 6 N HCl)
Titration with HClO4 ≥98.0 % (on dried substance)
Chloride (Cl) ≤200 ppm
Sulfate (SO4) ≤300 ppm
Ammonium (NH4) ≤200 ppm
Iron (Fe) ≤10 ppm
Ninhydrin-positive substances Passes test

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