7-Hydroxycoumarin-4-acetic acid 97%
Dostawca: Thermo Fisher Scientific
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Uwaga
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Synonim:
2-(7-Hydroxy-2-oxo-2H-chromen-4-yl)acetic acid, Umbelliferone-4-acetic acid
427900010
427900050
ACRO427900010EA
275
PLN
ACRO427900010
ACRO427900050
7-Hydroxycoumarin-4-acetic acid 97%
7-Hydroxycoumarin-4-acetic acid
Appearance: Off-white to light yellow Crystalline powder
Formuła:
C₁₁H₈O₅ Temp. topnienia: 209…210 °C Temperatura przechowywania: Temperatura otoczenia |
Numer MDL:
MFCD00037563 Numer CAS: 6950-82-9 Jednostka: 2811 ADR: 6.1,III |
Wyniki testów specyfikacyjnych
Appearance | Off-white to light yellow Crystalline powder |
Infrared spectrum | Conforms |
HPLC | ≥96.0 % |
Titration with HClO4 | ≥98.5 % |
Substance darkened by H2SO4 | Passes test |
Chloride (Cl) | ≤0.005 % |
Sulfate (SO4) | ≤0.005 % |
Ammonium (NH4) | ≤0.005 % |
Heavy metals (as Pb) | ≤0.002 % |
Hydrolyzable substance | Passes test |
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