L(+)-Aspartic acid 98+%
Supplier: THERMO FISHER SCIENTIFIC CHEMICALS
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10504-0025
10504-0100
10504-1000
10504-5000
TS10504-0025EA
271
USD
TS10504-0025
TS10504-0100
TS10504-1000
TS10504-5000
L(+)-Aspartic acid 98+%
L(+)-Aspartic acid
Formula:
C₄H₇NO₄ Melting Pt: >230 °C (dec.) Storage Temperature: Ambient |
MDL Number:
MFCD00002616 CAS Number: 56-84-8 EINECS: 200-291-6 Merck Index: 13,00845 |
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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