Drukuj

L-alanina 99%, meets analytical specification of Ph.Eur.

Dostawca: Thermo Fisher Scientific

Synonim: (S)-(+)-Alanine, H-Ala-OH, L(+)-Alanine, Alanine, L-α-Alanine, A, H-L-Ala-OH, α-Alanine

451850010 451850025 451852500
ACRO451850010EA 907 PLN
ACRO451850010 ACRO451850025 ACRO451852500
L-alanina 99%, meets analytical specification of Ph.Eur.
L-alanina
Formuła: C₃H₇NO₂
MW: 89.09 g/mol
Temp. Wrzenia: 189
Temp. topnienia: 314…316 °C (temp. rozkładu)
Temperatura przechowywania: Temperatura otoczenia
Numer MDL: MFCD00064410
Numer CAS: 56-41-7
Klasyfikacja Merck : 13,00203

Zobacz ceny

Wyniki testów specyfikacyjnych

Appearance Colorless to white to almost white Crystals or crystalline powder
Infrared spectrum Conforms
Loss on drying ≤0.5 % (1 g, 105°C)
Sulfated ash ≤0.1 % (1 g, 600°C)
Appearance of solution Clear and not more intensely colored than reference solution BY6
Specific optical rotation +13.5° to +15.5° (20°C, 589 nm) (c=10, 6 N HCl) (dried substance)
Titration with HClO4 98.5 to 101.0 % (dried substance)
Sulfates ≤300 ppm
Chlorides ≤200 ppm
Ammonium (NH4) ≤200 ppm
Iron (Fe) ≤10 ppm
Ninhydrin-positive substances ≤0.5 % (Total)


Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

Więcej About VWR