L-精氨酸 98+%

供应商: Thermo Fisher Scientific
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104991000 104995000
ACRO104991000EA 0 CNY
ACRO104991000 ACRO104995000
L-精氨酸 98+%
L-精氨酸
分子式: C₆H₁₄N₄O₂
沸点: 368 °C (1013 hPa)
溶点: 223…224 °C (dec.)
密度: 1,3 g/cm³ (20 °C)
存储条件: Ambient
MDL编号: MFCD00002635
CAS号: 74-79-3
EINECS: 200-811-1
Merck Index: 13,00785

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产品技术规格

Appearance White to almost white Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.5 % (1 g, 105°C)
Residue after ignition ≤0.3 %
Specific optical rotation +25.8° to +28.5° (20°C, 589 nm) (c=8, 6 N HCl) (on dried substance)
Titration with HClO4 98.0 to 102.0 % (on dried substance)
Chloride (Cl) ≤500 ppm
Sulfate (SO4) ≤300 ppm
Iron (Fe) ≤30 ppm
Heavy metals (as Pb) ≤15 ppm


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