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

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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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