DL-Alanin 99%

Leverantör: Thermo Scientific

Synonyms: (±)-Alanine, DL-α-Alanine, H-DL-Ala-OH, α-Alanine

159091000 159095000
ACRO159091000EA 815 SEK
ACRO159091000 ACRO159095000
DL-Alanin 99%
DL-Alanin
Formel: C₃H₇NO₂
MW: 89,09 g/mol
Kokpunkt: 189 °C (1013 hPa)
Smältpunkt: 272…275 °C (dec.)
Densitet: 1,42 g/cm³ (20 °C)
Storage Temperature: Omgivande
MDL Number: MFCD00064408
CAS nummer: 302-72-7
EINECS: 206-126-4
Merck Index: 13,00203

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Specifikation testresultat

Appearance White Crystalline powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.2 % (105°C, 3 hrs)
Sulfated ash ≤0.1 %
UV transmittance ≥95 % (C=10, H2O, 430 nm) 1 cm cell
Titration with HClO4 98.5 to 101.5 %
Chloride (Cl) ≤200 ppm
Sulfate (SO4) ≤300 ppm
Ammonium (NH4) ≤200 ppm
Iron (Fe) ≤20 ppm
Arsenic oxide (As2O3) ≤1 ppm
Heavy metals (as Pb) ≤10 ppm
Other amino acids ≤0.5 % (TLC)

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