(±)-Äppelsyra 99+%

Leverantör: Thermo Scientific
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Synonyms: (±)-Äppelsyra

125250010 125250050 125252500 125255000
ACRO125250010EA 1200 SEK
ACRO125250010 ACRO125250050 ACRO125252500 ACRO125255000
(±)-Äppelsyra 99+%
DL-Äppelsyra
Formel: HOOCCH(OH)CH₂COOH
MW: 134,09 g/mol
Kokpunkt: 306 °C (1013 hPa)
Smältpunkt: 128…132 °C
Densitet: 1,601 g/cm³ (20 °C)
Flampunkt: 203 °C
Storage Temperature: Omgivande
MDL Number: MFCD00064212
CAS nummer: 6915-15-7
EINECS: 210-514-9
Merck Index: 13,05730
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Specifikation testresultat

Appearance White to off-white Crystalline powder or crystals
Infrared spectrum Conforms
Melting point 128 to 132 °C
Sulfated ash ≤0.1 %
Specific optical rotation -0.1° to +0.1° (25 °C, 589 nm) (C=8.5%,H2O)
Titration with NaOH ≥99.0 %
Lead (Pb) ≤2 ppm
Impurity ≤0.05 % Maleic acid
Insoluble matter ≤0.1 % (in water)

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