L-天冬氨酸 98+%
供应商: Thermo Fisher Scientific
Synonyms:
(S)-(+)-氨基琥珀酸, (S)-氨基丁二酸
105041000
105045000
ACRO105041000EA
0
CNY
ACRO105041000
ACRO105045000
L-天冬氨酸 98+%
L-天冬氨酸
分子式:
C₄H₇NO₄ 分子量: 133.1 g/mol 沸点: 311 溶点: >230 °C (dec.) 存储条件: Ambient |
MDL编号:
MFCD00002616 CAS号: 56-84-8 EINECS: 200-291-6 Merck Index: 13,00845 |
产品技术规格
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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